- Full name Benjamin Albert Levasseur Onyshko
- Born 10/18/1996 in Winnipeg, MB, Canada
- Profile Ht.: 6'2" / Wt.: 205 / Bats: R / Throws: L
- School Stetson
- Drafted in the 24th round (718th overall) by the Seattle Mariners in 2018 (signed for $5,000).
- LHP Ben Onyshko assigned to Canada.