Deaths.
Here are the list of who dies in the entire dragonball series. Names might be incorrect.
Goku
-Killed by Piccolo's Makankonsappo (special beam cannon) while holding Raditz in it's path [Saiyan saga]
-Blown up by Cell when he teleported him off the Earth [Cell saga]
-Died of Heart Diease in Future Trunks' timeline [Alternate timeline]
Piccolo
-Killed by Nappa's blast while saving Gohan [Saiyan saga]
-Killed when Majin Buu blew up the Earth [Buu saga]
-Stayed on the Earth he loved when Bebi blew it up [Bebi saga]
-Killed by Androids in Future Trunks' timeline [Alternate timeline]
Vegeta
-Blew Himself up to try and kill Majin Buu [Buu saga]
-Killed by Freezer after a brief battle [Freeza saga]
-Killed by Androids in Future Trunks' timeline [Alternate timeline]
Krillin
-Kill by one of Piccolo Daimo's goons [Piccolo Daimo saga]
-Blown to pieces by Freeza [Freeza saga]
-Killed when Majin Buu blew up the Earth [Buu saga]
-Killed by Androids in Future Trunks' timeline [Alternate timeline]
Gohan
-Killed when Majin Buu blew up the Earth [Buu saga]
-Killed by Androids in Future Trunks' timeline [Alternate timeline]
Android 16
-Is killed by Cell, when Cell crushes his head [Cell Saga]
-Killed when Buu blew up the Earth [Majin Buu saga]
Android 17
-Is killed in the future by Trunks [Trunks Timeline]
-Is killed by Goku and 18 after fusing with artifical 17 [DBGT: Super 17 Saga]
-Is killed when Buu blew up the Earth. [Majin Buu saga]
Android 18
-Is killed by Trunks in the future [Trunks Timeline]
-Killed when Buu blew up the Earth [Majin Buu saga]
Android 19
-Is destroyed by Vegeta's Big Bang Attack [Android saga]
Android 20
-He is killed by #17 [Android saga]
-In the Future he gets his head kicked off and stepped on [Trunks Timeline]
- After helping to fuse 17 and artificial 17 Dr. Miyu kills him [DBGT: Super 17 Saga]
Kui
-Is killed by Vegeta [Namek saga]
Ginyu
-Is killed when Buu blows up the Earth [Majin Buu saga]
Recoome
-Is killed by Vegeta after Goku beats him in one punch [Namek saga]
Jeice
-Is killed by Vegeta [Namek saga]
Gurudo
-Gets his head chopped off by Vegeta [Namek saga]
Burter
-Gets his neck broke by Vegeta after Goku beats him [Namek saga]
Chao-zu
-Is killed by Piccolo Daimo [Piccolo Daimo Saga]
-Blows up while trying to kill Nappa [Saiyan saga]
Tenshinhan (tien)
-Dies after using all his energy for a final attack on Nappa [Saiyan saga]
Trunks
-Is killed when Cell when a hole is put through his chest [Cell saga]
-Is killed when Buu blows up Earth [Majin Buu saga]
Zarbon
-Vegeta puts his hand into Zarbon's body and fires a blast killing Zarbon [Namek saga]
Cell
-Is killed by Gohan after Gohan goes SSJ2 [Cell saga]
-Is killed by Trunks and Krillin while still in his development tank [Cell Saga]
-Is killed by Trunks after he returns to the future [Future Timeline]
King Kold
-Is killed by Trunks [Pre-Android saga]
Yamcha
-Is killed by one of the Saibamen [Saiyan saga]
-Killed by Androids in Future [Trunks Time-line]
- Killed when Buu blows up the Earth [Majin Buu saga]
Darbura
-Is turned into a cookie by Buu and eaten [Majin Buu saga]
Grandpa Gohan
-Is killed after Goku transforms into his monkey form [Pre Dragonball]
Dodoria
-Is killed by Vegeta after telling Vegeta that Freeza blew up Planet Vegeta [Namek saga]
Kamesennin
-Is killed after attempting to seal Piccolo Daimo in the Denshi jar with the Mafuu-Ba [Piccolo Daimo saga]
Freeza
-Is killed by Trunks after coming to Earth [Pre-Android saga]
-Is killed by Gohan after Freeza came back in Movie 12 [Movie 12]
Drum
-Is killed by Goku Piccolo Daimo saga]
Piano
-Is killed when Piccolo Daimo falls on him after being hit by Gokuh [Piccolo Daimo saga]
Cymbol
-Killed by Yajarobe and then eaten [Piccolo Daimo saga]
Tamborine
-Killed by Goku [Piccolo Daimo saga]
Piccolo Daimo
-Is killed by Gokuh [Piccolo Daimo saga]
Radditz
-Killed by Piccolo's Makankosappo (Special beam cannon) [Radditz saga]
Blue Shogun
-Killed by Tao Pai Pai [Red Ribbon saga]
Bora
-Is killed Tao Pai Pai [Red Ribbon saga]
Namu
-Is killed by Tamborine [Piccolo Daimo saga]
Giran
-Is killed by Tamborine [Piccolo Daimo saga]
Cargo
-Killed by Freeza [Namek saga]
Majin Buu
-Is killed by Goku's Genke Dama [Majin Buu saga]
Bacterium
-Is killed by Tamborine [Piccolo Daimo saga]
Lanfan
-Is killed by Tamborine [Piccolo Daimo saga]
Supopo Bitchi
-Babidi makes him explode after he does his mission [Majin Buu saga]
Yamuu
-Babidi makes him explode after he does his mission [Majin Buu saga]
Human Gunman
-Is blown apart by old Buu [Majin Buu saga]
Human Gunman's Partner
-Dies when Buu liquifies himself, shoots himself down the guys throat, and then expands [Majin Buu saga]
King's Guard
-Has a whole punched in him by Piccolo Daimo [Piccolo Daimo saga]
Shenron
-Is killed by Piccolo Daimo after Daimo makes his wish [Piccolo Daimo saga]
Cell Juniors
-All are killed by Gohan after he goes SSJ2 [Cell saga]
Babidi
-Killed by Buu [Majin Buu saga]
King Vegeta
-Killed by Freeza [Pre DBZ]
Yakon
-Explodes after absorbing to much of Goku's Ki [Majin Buu saga]
Pui Pui
-Killed by Vegeta [Majin Buu saga]
Redo Sousei
-Is shot by Black Hosa [Red Ribbon saga]
Iedei
-Killed by Vegeta and Nappa on Planet Arlia [Pre Saiyan saga]
Lemlia
-Killed when Planet Arlia blows up [Pre Saiyan saga]
Yellow Taisa
-Killed after falling out of a plane [Red Ribbon saga]
Freeza's men
- At the beginning when Krillin, Gohan, and Bulma meet Gohan and Krillin finish these guys of easily [Namek Saga]
Buruberi
-Eaten by one of the Giant Crabs on Namek [Namek Saga]
Kaioushin of the West
-Killed by Kid Buu [Pre Dragonball]
Kaioushin of the South
-Swallowed by Buu [Pre Dragonball]
Kaioushin of the North
-Killed by Kid Buu [Pre Dragonball]
People of Planet Arlia
-Killed when Vegeta blows up the Planet [Pre Saiyan saga]
Kaio of North
-Killed when Cell self destructs [Cell saga]
Gregory
-Killed when Cell self destructs [Cell saga]
Bubbles
-Killed when Cell self destructs [Cell saga]
Dende
-killed by Freeza [Namek Saga]
Razuberi
-Eaten by one of the Giant Crabs on Namek [Namek Saga]
Toninjinka
-Killed when Kamesennin blows up the moon.
Movie Characters
Lucifer
-Is killed by a gun he built to destroy the sun [DB Movie 2]
Nikki
-Killed by Goku's Kame Hame Ha [Movie 1]
Ginger
-Killed by Goku's Kame Hame Ha [Movie 1]
Dr. Kochin
-Is killed by Dr. Willow [Movie 2]
Dr. Willow
-Killed by Goku's Genki Dama [Movie 2]
Taurus
-Killed by Goku's Genki Dama [Movie 3]
Slug
-Killed by Goku's Genke Dama [Movie 4]
Kooler
-Is blasted into the sun after recieving a Kame Hame Ha from Goku [Movie 5]
Bojack
-Killed by Gohan after Gohan goes SSJ2 [Movie 9]
Android 13
-Is killed by Goku after combining with 15 and 14 [Movie 7]
Android 14
-Is killed by Trunks in Movie 7 [Movie 7]
Android 15
-Is killed by Vegeta in movie 7 [Movie 7]
Paragus
-Crushed in his capsule by Brolly in movie 8 [Movie 8]
Brolly
-Is killed in movie 10 by Kame Hame Ha's from Goku, Gohan, and Goten [Movie 10]
-Brought back to life in movie 11 and is killed by.....water [Movie 11]
Janemba
-Is killed in movie 11 very easily once Vegeta and Goku fuse to form Gogeta [Movie 11]
INSTANT TRANSMISSION