Dragonball
Date	Event
749 A.D. September 1st	Bulma is on her summer vacation searching for the Dragon Balls. Bulma meets Goku later that day. Bulma discovers that the sphere Goku owned, which he thought contained his grandfather's soul, was actually the 4-Star Dragon Ball.
749 A.D. September 2nd	In the morning, Goku and Bulma meet Kame Sennin and he gives them the 3-Star Dragon Ball, in exchange for....ahem...well, you know.
749 A.D. September 5th	Goku stops the reign of the "terrible" Oolong and an old woman gives him the 6-Star Dragon Ball.
749 A.D. September 6th	Goku meets Yamcha for the first time and fights quickly with him, only to have it end in a draw.
749 A.D. September 9th	Goku defeats Yamcha Muten Roshi uses the Kamehameha to put out the flames on Frypan Mountain. Unfortunately the blast is too strong and destroys the mountain and the castle. Among the debris, the 7-Star Dragon Ball is found. At about noon, Goku sends Monster Carrot and his gang to the moon. Shuu and Mai steal all but one of the Dragon Ball's from Goku and gang. Pilaf summons Shenron at night once the Dragon Balls are gathered. Later, Goku looks at the moon and turns Ohsaru and destroys Pilaf's castle.
749 A.D. September 10th	Goku and Krillin become Muten Roshi's students after finding a female....maid for the pervert. Later, Muten Roshi moves his house to an island and Goku and Krillin prepare for their tough training with the martial arts master.
749 A.D. September 11th	Muten Roshi, Krillin and Ranchi spend the day in bed due to eating poisonous puffer-fish the night before.
749 A.D. September 14th	At 4:30 AM Goku and Krillin begin their tough training under Kame Sennin. They will spend the next 8 months training this way.
749 A.D. October 2nd	The second term of school begins at the Western City Senior High School.
750 A.D. April 6th	Goku and Krillin increase the weight of the shells on their backs to 40kg to increase the results of their training.
750 A.D. April 18th	Commander Silver of the Red Ribbon Army begins his search for the Dragon Balls.
750 A.D. May 6th	Goku, Krillin and Muten Roshi leave the Kame House to participate in the 21st Tenkaichi Budokai.
750 A.D. May 7th	The 21st Tenkaichi Budokai takes place. Jackie Chun wins. Goku takes second place. Goku, The Red Ribbon Army and Pilaf struggle for control of the Dragon Balls. The Red Ribbon Army get the 6-Star Dragon Ball from Pilaf's base in the desert. They also get the 5 Star Dragon Ball. Goku and Chichi meet again in the Ox King's village.
750 A.D. May 8th	In a single day, Goku destroys the Red Ribbon's Muscle Tower in the north.
750 A.D. May 9th	At 11:02 AM Bulma finishes repairing Goku's broken Dragon Radar. Goku and Blue Shogun fight in the sky above Penguin Village. Arale-chan beats Blue by herself. Tao Pai Pai kills Blue Shogun with only his tongue in a demonstration of his power. Goku is beaten almost to death by Tao Pai Pai at the base of Karin Tower. Goku begins climbing Karin Tower.
750 A.D. May 10th	Summer vacation begins for Penguin Village High School. Goku reaches the top of Karin Tower and begins his training which is to take the Super Holy Water from Karin.
750 A.D. May 12th	After 3 days of training, Goku finally gets the Super Holy Water. He's surprised when he finds that it was only plain tap water. It was actually the fighting to get it that made him stronger. Goku kills Tao Pai Pai at the base of Karin Tower and SINGLE-HANDEDLY destroys the ENTIRE Red Ribbon Army. In Uranai Baba's battle arena, Goku is reunited with his dead grandpa Gohan.
750 A.D. Sometime in July.	The raining season begins in Namu's village on Namek.
Between 750 and 753 A.D.	Goku begins his training which is to run around the World. In Chao village he fights Kinkaku and Ginkaku. Goku meets Chintaiken and fights Tenron in the Gozen-Jiai contest. Goku enters the Demon World and fights the lord of the Demon World, Shura. Goku saves Inoshikachou and meets Tenshinhan for the first time.
753 A.D. May 5th	Goku meets Konkichi. Goku swims to Papaya Island where the 22nd Budokai will take place.
753 A.D. May 7th	The 22nd Budokai takes place. Tenshinhan wins. Goku comes in a close second. Krillin is killed and Piccolo Daimao appears.
753 A.D. May 8th	Celebration of 20 years under the rulership of the King of the World.
753 A.D. May 9th	Goku kills Piccolo Daimao. Piccolo AKA Ma Junior is born. Goku reaches Kami's Palace and trains there for the next three years with Mr. Popo and Kami.
756 A.D. May 7th	The 23rd Tenkaichi Budokai begins. Goku becomes engaged to Chichi after their fight in the tournament. Goku defeats "Ma Junior" and wins the Tenkaichi Budokai for the first time. Planning for Goku and Chichi's wedding begins, but a mysterious fire erupts and tarps Ox King inside with Chichi's wedding dress. Goku and Chichi must search for the Basho Sen to put out the magic flames.
756 A.D. May 8th	Chichi learns how to be a good bride from Grandma Hakkake. Goku uses the Basho Sen on the flames, but it doesn't work. He finds the flames are a result of a leak in the Furnace of Eight Divinations on the other side of the World. Goku travels to Mount Gogyou, the home of the Furnace of Eight Divinations where he meets his dead grandpa again. He fixes the hole in the bottom of the furnace and the flames cease around Ox King's castle.
757 A.D. Sometime in May	Gohan is born.
759-760 A.D.	Goku is interviewed by Shonen Jump.
760-770 A.D.	Dr. Myu finds the alien Rirudo and turns him into Machine Mutant Shogun Rirudo. Rirudo uses his great powers to complete the construction of planet M2. The Machine Mutants begin gathering energy to be absorbed by Bebi.
761 A.D.	Goku, Piccolo, Krillin and Gohan battle Garlic Junior and send him into his Dead Zone.

Dragonball Z
Date	Event
761 A.D. October 12th	Raditz arrives to retrieve his brother. Goku sacrifices himself, and he and Raditz are killed by Piccolo's Makkankosappo. Vegeta and Nappa stop at a small planet named Arlia. After finding the planet in unsuitable for sale, they destroy the planet. After this, they go into a state of suspended animation in a cold sleep. They're headed for the planet Earth.
A period of several months	Gohan begins his survival training. Gohan falls into ancient ruins and finds a robot. After a disaster, the robot is destroyed. Gohan becomes more mature. Yamcha is employed as a professional baseball player. Gohan becomes homesick and tries to escape from his training area and return home. After meeting Pigero and other orphans whose parents were killed in a tsunami, he regains his courage and returns to his training.
762 A.D. Sometime in March.	Krillin, Chaozu, Yamcha, Tenshinhan and Yajirobe are training at Kami's Palace.
762 A.D. April 29th	Goku arrives at Kaiou Samma's planet.
762 A.D. May 9th	Goku finally catches Bubbles. His next training is to hit the cricket Gregory with an incredibly heavy hammer.
762 A.D. May 23rd	Goku bops Gregory on the head with the hammer.
762 Sometime in May.	Krillin, Tenshinhan, Chaozu and Yamcha make a spiritual travel to the old planet Vegeta. They are all easily killed by two weak Saiyans. When they return to their bodies, they all decide to continue training hard.
762 A.D. November 2nd	Goku is resurrected after having completed his training under Kaiou. (N.B. this is a little weird because Shenron can't resurrect anyone if they've been dead for over a year, and Goku died in October, so kind of a plot hole in this case, credit to Leisha for noticing!)
762 A.D. Sunday November 3rd	Vegeta and Nappa arrive on Earth at 11:43am. Gohan, Piccolo, Tenshinhan, Krillin, Chaozu and Krillin face off against the Saiyans. Nappa, Yamcha, Piccolo, Tenshinhan and Chaozu are all killed. The battle between Goku and Vegeta ends in a draw. A micro-sized robot made to look like an insect is deployed by Dr. Gero to collect blood samples from the strongest fighters for use in the construction of Cell.
762 A.D. November 4th	Goku, Krillin and Gohan are hospitalized in the East City Hospital.
762 A.D. November 7th	Krillin and Gohan leave the hospital.
762 A.D. November 9th	The reconstruction of Kami's spaceship is completed.
762 A.D. November 14th	Bulma completes her lessons in the Namekian language. Gohan, Krillin and Bulma leave for Namek.
762 A.D. November 21st	Vegeta lands on Frieza Planet Number 79.
762 A.D. December 13th	Vegeta's injuries are completely healed. He leaves immediately for planet Namek.
762 A.D. December 18th	Vegeta, Kiwi, Bulma, Krillin and Gohan all land on Namek at about the same time. Goku leaves for Namek. Dende takes Krillin to meet the Saichourou. Piccolo, Tenshinhan, Chaozu and Yamcha arrive at Kaiou's planet and begin their training there. Goku's spaceship gets trapped in the gravity of the star Alpha HZ. By using the Kamehameha he is able to escape a fiery demise.
762 A.D. December 19th	Zarbon takes Vegeta's beaten body to Frieza's ship to heal him.
762 A.D. December 20th	Vegeta fights Zarbon for the second time. He kills him. Krillin takes Gohan to meet the Saichourou. By Frieza's order, The Ginyu Force's mission to Yardrat is delayed. They leave for Namek.
762 A.D. December 23rd	Goku completes his training under 100g gravity.
762 A.D. December 24th	The Ginyu Force are destroyed. Piccolo is revived. Krillin is killed. Goku becomes the Legendary Super Saiyans and defeats Frieza. The planet Namek blows up.
763 A.D. May 3rd	Krillin and Yamcha are revived by the Namekian Dragon Balls.
763 A.D. September 9th	Tenshinhan and Chaozu are revived. The refugee Namekians are transported to New Namek by a wish to the Namekian Dragon Balls.
763 A.D. Sometime in October.	After 5,000 years the Makyo-sei approaches Earth and Garlic Jr. is freed from his Dead Zone. But he is again defeated by Gohan and trapped for good in the Dead Zone since the Makyo-sei is destroyed.
Exact Date Unknown	Cell arrives in Trunks' Time Machine and goes underground to absorb nutrients. Frieza's cyborg body is completed.
764 A.D. Sometime in August.	Trunks arrives. He kills Frieza and King Kold. Goku returns to Earth.
Unknown Dates	Vegeta undergoes gravity training to become a Super Saiyans. A relationship slowly develops between Vegeta and Bulma. Goku and Piccolo attend driving school to get their driver's licenses. Cooler arrives on Earth. He's defeated by Super Saiyans Goku.
766 A.D.	Trunks is born.
767 A.D.	Goten is born.
767 A.D. May 7th	The 24th Tenkaichi Budokai takes place. Mr. Satan is the winner.
767 A.D. May 12th	All of the Artificial Humans appear. Cell shows up later that day. Piccolo and Kami fuse. Piccolo is temporarily the strongest character. Goku suffers from his viral heart disease. The Cell of the present is destroyed along with Dr. Gero's underground lab by Krillin and Trunks.
767 A.D. May 15th	Goku's heart disease is cured by the medicine Trunks brought from the future. Vegeta and Trunks enter the Room of Spirit and Time.
767 A.D. May 16th	Cell reaches his second stage. Cell reaches his perfect form. Goku and Gohan enter the Room of Spirit and Time.
767 A.D. May 17th	Cell announces the Cell Game to the entire World. Goku and Gohan exit the Room of Spirit and Time. Piccolo enters it.
767 A.D. May 18th	Piccolo exits the Room of Spirit and Time, Vegeta enters it again. Gohan enters Lime's village and saves it from Barbon's evil intentions.
767 A.D. May 19th	Goku and his family go for a picnic. At around noon, Cell single-handedly destroys the Royal Army. Dende becomes the new Kami. Vegeta exits the Room of Spirit and Time. Trunks enters.
767 A.D. May 20th	Trunks exits the Room of Spirit and Time.
767 A.D. May 26th	At 12 noon the Cell Game begins. Goku dies a second time by sacrificing himself to save the Earth. Gohan completely destroys Cell.
767 A.D. May 27th	Goku's funeral. Trunks returns to his time.
767 A.D. Between May and June.	Goku visits Dai Kaiou's planet and meets Dai Kaiou. Goku participates in the Annoyoichi Budokai which was planned in "honour" of North Kaiou's death. Goku fights Pikehan. He finds him to be similar to Piccolo by his fighting and training style. Chibi Trunks takes his first steps. A documentary is broadcast on TV covering the events of the life of the World Champion Mr. Satan.
768 A.D.	Doll-taki is employed by Dr. Myu. His task is to gather energy to awaken M2's greatest Machine Mutant, Ruudo. Doll-taki does his job well and gets to work on gathering energy on planet Ruudo.
770 A.D.	Krillin and No. 18 get married.
771 A.D.	Marron is born.
773 A.D.	Kaioushin and Kibito travel to Earth to search for the sphere in which Majin Buu is sealed.
774 A.D. March 28th	Gohan finishes the first grade level at Orange Star High School.
774 A.D. April 7th	There's a sighting of the Golden Haired Warrior in Satan City Gohan begins the second grade level at Orange Star High School. He meets Videl. Gohan meets Bulma at 3pm. She works on a transformation suit for him so he can disguise himself when fighting crime. She finishes at 5pm. The Great Saiyaman appears for the first time!
774 A.D. April 8th	Videl discovers that Gohan is the Great Saiyaman.
774 A.D. April 9th	Gohan teaches Videl how to fly. Southern Kaiou checks out Goku's training.
774 A.D. April 10th	Vegeta finds out that Chibi Trunks is able to turn Super Saiyans.
774 A.D. April 20th	Videl masters the flying technique.
774 A.D. May 7th	The 25th Tenkaichi Budokai takes place. Goku returns to Earth for a single day to compete in the tournament. Majin Buu appears. Vegeta sacrifices his life trying to defeat him. Buu kills Babidi. Due to turning Super Saiyans 3, Goku is forced to return to the after-life early. Gohan mistakenly frees Rou Kaioushin from the Z Sword. Rou Kaioushin begins the ceremony to upgrade Gohan's power.
774 A.D. May 8th	Piccolo, Gotenks and Gohan are absorbed by Buu. Buu kills almost every single person on Earth. Rou Kaioushin gives Goku his life allowing him to return to Earth. Vegeta returns to Earth with the help of Uranai Baba. Buu destroys the Earth. Porunga restores the Earth. Vegeta's life is restored when all of the good people who died are wished back to life. Goku destroys Buu with the Super Genki Dama.
774 A.D. September 7th	Shenron erases everyone's memories of Buu.
778 A.D. May 7th	The 26th Tenkaichi Budokai takes place. Mr. Satan is the winner. Buu comes in second.
779 A.D.	Pan is born to Gohan and Videl.
780 A.D.	Bra is born to Vegeta and Bulma.
781 A.D. May 7th	The 27th Tenkaichi Budokai takes place. Mr. Satan wins. Buu comes in second place.
784 A.D. May 7th	The 28th Tenkaichi Budokai takes place. Goku leaves with Uub to train him.

Dragonball GT
Date	Event
789 A.D.	Goku becomes a child again due to a wish made by Emperor Pilaf. Goku, Pan and Trunks blast off into outer space to search for the Ultimate Dark Star Dragon Balls. After one week in space, a breakdown of the directional rocket forces Trunks to make an emergency stop on the planet Imegga. After 9 months in outer space, Goku meets Bebi. Bebi is outnumbered so he escapes to Earth where he takes control of almost every person and becomes more powerful. Bebi uses the Ultimate Dark Star Dragon Balls to create Planet Tsufuru. Goku reaches Super Saiyans 4. Goku and Bebi partake in a titanic battle which ends with the death of Bebi and the destruction of the Tsufuru race. The Earth explodes and Piccolo dies. The Black Star Dragon Ball's crack and the Evil Dragons are released. The Evil Dragons are all defeated, Shenron returns to normal and grants one last wish as long as Goku goes with him. Shenron flies off with Goku. Goku stops top say good bye to all the Z-Warriors. The Dragon Balls are absorbed into Goku's body, and Goku is not seen for around 100 years.
Before 889 A.D.	Goku Jr. is born.
Early 889 A.D.	Goku Jr. goes on a journey to find the Dragon Balls. He meets his great great grandfather Goku on the way.
889 A.D. May 7th	Goku Jr. and Vegeta Jr. fight in which may be the 64th World Tournament. Pan spots her Grandfather Goku but is unable to catch up with him. The final episode of the Dragon Ball series ends with flashbacks to the series most memorable moments.
889 A.D.	Pan spots her Grandfather but is unable to catch up with him. The final episode of the Dragon Ball series ends with flash back to Dragon Ball, Dragon Ball Z, and Dragon Ball GT's most memorible moments.
790 A.D. May 7th	The 31st World Martial Arts Tournament takes place. Mr. Satan is the winner, and Majuub comes in second. In the junior division, Mugley comes in first, and Goku comes in second.
790 A.D.	Dr. Gero and Dr. Myuu team up in the depths of Hell. A brainwashed Android 17 kills Krillin. The brainwashed and new Android 17s combine to form Super 17. Goku and Android 18 defeat Super 17. The Dragon Balls crack and the Shadow Dragons are released. All except one of the Shadow Dragons are defeated. Syn Shenron absorbs all seven Dragon Balls and becomes Omega Shenron. Goku battles Omega, only to be severely out-classed. Vegeta arrives and ascends to Super Saiyan 4. Goku and Vegeta fuse into Gogeta, but defuse early. Goku kills Omega Shenron with the Universal Spirit Bomb. Shenron returns to normal and grants one last wish, as long as Goku goes with him. The eternal dragon then flies off with Goku. Goku stops to say good-bye to some of the Z Warriors. The Dragon Balls are absorbed into Goku's body, and Goku is not seen for around 100 years.
967 A.D.	Pikkon and Goku are scheduled to receive a lesson from the Grand Kai (English dub only; the subs say the Grand Kai would train them in a few years from the time of the tournament).
1774 A.D.	Goku is due to die now (because in the anime he got Old Kai's life which had a thousand years left in it).
1967 A.D.	Caterpy is due to hatch from his cocoon.