He is well known for always grounding Caillou for any reason at all (except for the Evil Caillou Gets Grounded series by Caillou Fanatic Est 2004, Which He, Caillou, Rosie, Doris, and Classic Caillou team up to ground Evil Caillou (even though Caillou does it occasionally)) and being an adult delinquent. He is also in most videos an abusive, narcissistic and pathetic father, and the cruel punishments he gives Caillou and Rosie are often taken seriously and looked upon as child abuse by Caillou gets grounded haters.
Boris has fair skin and brown hair. In most grounding videos, he wears a green hoodie with red laces, blue jeans, and red sneakers. In some videos, his hoodie is replaced with a green long-sleeved shirt with a red collar, but he maintains his jeans and sneakers. Some forms of him have curly hair.
- Born: December 20 1977 Gocity
- Spouse: Doris (ex-spouse in Lifewithout Doris series), Miss Martin (not often in most videos and spouse in Life without Doris series)
- Children: Rosie and Caillou, some users like to put fanmade characters such as Daillou, Daisy, Cody and Emily (and Sausage in 1redbed's series)
- Age: In his early 30's presumably in most videos, sometimes probably in his 40's or older due to Caillou being an older kid or a teen
- Rank: Professional child grounder??
- Canon? Yes
- Job: Office work, restaurants, or even an army soldier, depends on the series. There are also some Boris For Hire series.
- Hobbies: Grounding (his most favorite thing), gambling, getting into legal troubles, smoking weed
- Likes: Caillou (Evil Caillou Gets Grounded), Rosie, his wife Doris, Sausage Pizza, Sausages, going to the casino, reality shows, R or NC-17 rated shows and movies, gambling, PornHub (69 LOL!!), smoking marijuana, cheating on Doris, grounding Caillou (Caillou Gets Grounded), grounding Evil Caillou, making YouTube videos, trolling people on sites like Yahoo Answers
- Dislikes: Getting Grounded, getting arrested or fired, Baby Shows (like Barney, Teletubbies, Caillou (only in Caillou Gets Grounded), Dora, etc.), Evil Caillou, Dora Marquez, Gilbert, Daillou, Baillou and Caillou (Caillou Gets Grounded)
- Voices: Eric (now removed from GoAnimate, used in most videos and in Caillou Fanatic Est 2004's Evil Caillou Gets Grounded series), Paul, Tom
- Signature color: Green