Jon Koncak is 7' 0".
Jon Koncak's birth name is Jon Francis Koncak.
Jon Koncak was born on May 17, 1963.
Jon Koncak was born on May 17, 1963.
Jon Koncak is 48 years old (birthdate: May 17, 1963).
Jon Koncak goes by Cak, and Kak.
Jon is 175 cm tall.
Jon is an even six feet tall.
Jon Jon Briones is 5' 5".
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Jon Berrie is 6'.