Alexander James McLean
- Birthday: January 9, 1978
- Birthplace: West Palm Beach, FL
- Residence: Kissimee, FL
- Nicknames: AJ, Bone, Mr. Cool
- Family: Mom Denise, dad Robert (his parents divorced when he was young)
- Pets: Dogs named Panda and Bear
- Sports: Basketball, volleyball, billiards
- Eyes: Brown
- Height: 5'9
- Previous Work: Worked for Nickolodean and the Disney Channel; tour guide for Universal Studios
- Fave drink: Coke, Mountain Dew
- Fave foreign city: Paris
- Fave car: Lexus
- Fave song: I Swear by All-4-One
- Fave candy bar: Hershey's Cookies and Creme
- Fave ice cream: Mint chocolate chip, vanilla with caramel topping
- Cars: 98 yellow SLK Mercedes, BMW
- Breakfast: Eggs, bacon, toast
- Fave candy: Jelly beans
- Fave snack: Tostidos
- Fave video game: Mortal Kombat
- Fave saying: It's gonna be funky!
- Deoderant: Gillette
- Biggest dislike: Two-faced people
- Fave color: Yellow
- Fave food: McDonald's (Quarter Pounder with Cheese)
- Fave music: Boyz II Men, Silk, The Blues
- Fave movie: Pulp Fiction
- Fave TV show: Seinfeld
- Fave actor: Dustin Hoffman
- Fave actress: Geena Davis
- Fave book: Witches
- Fave cologne: CK One
- Fave subject: English
- Fave past times: Playing the saxophone, writing/reading poetry, drawing cartoons, shopping
- Motto: Music is the universal language; love is language of life.
- Hates broccoli
- Rarely seen without his glasses
- Individual of the group
- Took briefcase to school instead of a backpack
- Skilled puppeteer
- Used to run in high school
- He tracked down his dad whom he had not seen in 9 years. He was shocked to find that his dad had been following his career and had a BSB album.
- Boxers
- The biggest flirt of the group
- Most likely to serenade a special someone
- Spends a large portion of his life at home on the phone
- Claims he still gets nervous before starting every new song
- He's the biggest worry-wart of the group
- Carries a travel diary with him on tour but rarely writes in it
- Plays bass guitar
- Likes a girl's eyes
- Likes long hair on girls
- Humorous
- Serious
- Honest
- Open-minded
- Respectful
- Understanding
- Loving and caring
- Once introduced the 2 opening acts dressed as The Riddler
- Self-description: Crazy, cool, fun, big-hearted, outgoing
- If he could change one thing about himself, he would change his nose
- Collects: Hats and sunglasses
- He's known as the flirt of the group
- First album: Thriller
- Hero: His uncle
- His hair once caught on fire during a pyrotechnics show
- His mom is the band's coordinator
- His most treasured possession was his blankie that his grandma had knit for him but he left it a hotel once and it got thrown away