4
Brad Walst's oldest son's name is James Walst (born 2006). He has two other sons, Grayden and Zach.
zach was 45
As of the 2014 MLB season, Zach Britton is 26 years old.
As of the 2014 MLB season, Zach Duke is 31 years old.
As of the 2014 MLB season, Zach Lutz is 28 years old.
As of the 2014 MLB season, Zach McAllister is 26 years old.
As of the 2014 MLB season, Zach Putnam is 26 years old.
As of the 2014 MLB season, Zach Walters is 24 years old.
Zach Braff is 42 years old (birthdate: April 6, 1975).
Zach Mills is 15 years old (birthdate: December 26, 1995).
Zach Day is 33 years old (birthdate: June 15, 1978).
Zach Wamp is 53 years old (birthdate: October 28, 1957).