Benjamin St-Juste was born on September 8, 1997, he is a Canadian gridiron football cornerback for the Washington Commanders of the National Football League (NFL). A native of Montreal, he moved to the United States to play college football at Michigan and Minnesota before being drafted by Washington in the third round of the 2021 NFL Draft.
He grew up speaking French and Haitian Creole before learning English at Cégep du Vieux in Montréal. St-Juste played ice hockey as a youth, with his interest in American football being taken later after his father Wilbert, who was a member of the 1989 Miami Hurricanes football team but broke his leg in preseason camp.
St-Juste began attending various college football camps in the United States in the mid-2010s, and was offered a scholarship to play for the Michigan Wolverines under Jim Harbaugh. He played in 12 games for the Wolverines as a freshman in 2017 but redshirted as a sophomore the following year due to a hamstring injury.
St-Juste was selected by the Washington Football Team in the third round (74th overall) of the 2021 NFL Draft. He was also selected by the Toronto Argonauts in the sixth round (52nd overall) of the 2021 CFL Draft shortly after. St-Juste signed his four-year rookie contract with Washington on May 13, 2021.
He made his NFL debut in the opening game against the Los Angeles Chargers, where recorded four tackles but allowed six catches in a 20–16 loss. He was placed on injured reserve in December 2021 due to lingering issues from a concussion.
St-Juste moved from the outside corner to the slot for the 2022 season. He was moved back to the outside corner following the benching of William Jackson III in Week 5.