Ivica Grnja

Ivan "Ivica" Grnja, also known as John Grnja (born 26 April 1949) is a Croatian football manager and former professional player.

Playing career
Grnja joined NK Osijek from Metalac Osijek in 1972, forming a formidable striking partnership with Ivan Lukačević and played in the North American Soccer League for the Toronto Metros-Croatia and the Tampa Bay Rowdies.

Coaching career
Grnja has managed Croatian club side NK Osijek on two occasions – in 1991, and between 1993 and 1994.

Grnja also managed the Croatia under-21 side in 2005, and the under-19 side in 2008.