Clayton Mortensen
P · Born April 10, 1985
Age in each season
- 2009 (Athletics, Cardinals): 23 years, 356 days to 24 years, 174 days
- 2010 (Athletics): 24 years, 356 days to 25 years, 174 days
- 2011 (Rockies): 25 years, 356 days to 26 years, 174 days
- 2012 (Red Sox): 26 years, 357 days to 27 years, 174 days
- 2013 (Red Sox): 27 years, 356 days to 28 years, 174 days