55 years old (Born on April 25, 1969)
Four-time gold medalist champion and competitive swimmer who is a former world record holder for the men's 4x100-meter medley relay.
Jon Olsen's Best Moments
Cedar Rapids Kernels
Happy birthday to a pair of current - DaShawn Keirsey Jr. & Jon Olsen!
- Cedar Rapids Kernels
(11 months ago)
Twins Birthdays
Happy 23rd Birthday to minor league RHP and 2018 draft pick Jon Olsen. Selected in the 12th round out of U
- Twins Birthdays
(11 months ago)