Gal Mesika was born in Herzliya to a Tunisian-Jewish family. His father was also a footballer who played for Maccabi Herzliya and also served as the CEO of the club from 1996 to 2009.[3]
In 2015, Mesika made the transition into playing American football, and joined the Israel national American football team as a placekicker.[5] After seeing Mesika play, Robert Kraft stated he expected to soon see an Israeli play in the NFL.[6]
In February 2016 Mesika was invited to be the first ever Israeli to try out for the NFL.[7]