Jonathan Jacob "Jon" Walker is 31 years old (born September 17, 1985).

Cassie.

Jon is an even six feet tall.

Jon is 175 cm tall.

Jon is 175 cm tall.

Jon Jon Briones is 5' 5".

Yes he does, her name is Cassie(:

January 12, 1952

He's 6' 4" tall.

Jon MacCulloch is 6'.

Jon Maiullo is 6'.

Jon McCracken is 6'.

Jon Dannelley is 6'.

Jon Artigo is 6'.

Jon Berrie is 6'.

Jon Bice is 6'.

Jon Blizzard is 6'.

Jon Boatwright is 6'.

Jon Praed is 6'.

Jon Sakamoto is 6'.

Jon Vater is 6'.

Jon Dorenbos is 6'.

Jon Everry is 6'.

Jon Fahey is 6'.

Jon Fitch is 6'.