Mark Ross
P · Born August 8, 1954
Age in each season
- 1982 (Astros): 27 years, 236 days to 28 years, 54 days
- 1984 (Astros): 29 years, 237 days to 30 years, 54 days
- 1985 (Astros): 30 years, 236 days to 31 years, 54 days
- 1987 (Pirates): 32 years, 236 days to 33 years, 54 days
- 1988 (Blue Jays): 33 years, 237 days to 34 years, 54 days
- 1990 (Pirates): 35 years, 236 days to 36 years, 54 days