Edwards competed for Great Britain, while Jacquet rowed for France at the World Championships in Austria.
Slabbert rowed for Great Britain's women's eight crew at the Under 23 World Championships.
Budgett has earned all-conference acclaim from the CRCA for the second straight season.
Budgett, Edwards were tabbed as second-team All-America selections in 2019.
The Bruins' incoming class will enroll in the fall of 2019 and compete as freshmen next season.
Tuiasosopo and Tong have earned first-team All-Pac-12 Academic honors.