Bobby Santiago is a supporting protagonist for Bailey's World.
Full Name: Roberto Alejandro Martinez-Millan Luis Santiago, Jr.
Also Known As: Bobbo
Birthday: January 16, 1999
Relatives: Roberto Alejandro Martinez-Millan Luis Santiago, Sr. (father; deceased), Maria Santiago (mother), Ronnie Anne Santiago (younger sister), Lori Loud (ex-girlfriend), Joey Hardy (rival and frenemy)
Hair Color: Black
Eye Color: Black
Skin Color: Tan
Bobby always wears cream-colored t-shirt under a green unbuttoned shirt, blue jeans, brown shoes, and a black belt with a gold buckle.
- Bobby shares his birthday with Australian singer, musician, and actor Greg Page, best known for being the original lead singer for the children's band The Wiggles, which he left in 2006 due to health problems, causing him to be replaced by Sam Moran, then again in 2012 to spend more time with his family and causing him to be replaced this time by Emma Watkins, the first female member of the band
- His father was killed in a helicopter crash when he was 7 prior to the birth of his sister, leaving him with only his mother.
- He has many jobs, mostly at the local Pizza Planet restaurant and arcade, from which Bailey and his friends get their pizza
- Some of his other jobs include a pool lifeguard, mall security guard, grocery stock boy, department store clerk, tour guide, and dry cleaner
- He uses a 1964 Ford Galaxie as his and Ronnie Anne's main mode of transportation