Ivan "Ivica" Grnja, also known as John Grnja (born 26 April 1949) is a Croatia

Croatia

Croatia , officially the Republic of Croatia , is a unitary democratic parliamentary republic in Europe at the crossroads of the Mitteleuropa, the Balkans, and the Mediterranean. Its capital and largest city is Zagreb. The country is divided into 20 counties and the city of Zagreb. Croatia covers ...

n football manager and former professional player. He was born in Darda

Darda, Croatia

Darda is a village and a municipality just north of Osijek, Croatia, across the Drava river in Baranja. The population is 7,062 people.-Geography:The municipality of Darda includes following settlements:...

.

Playing career

Grnja played in the North American Soccer League

North American Soccer League

North American Soccer League was a professional soccer league with teams in the United States and Canada that operated from 1968 to 1984.-History:...

 for the Toronto Metros-Croatia and the Tampa Bay Rowdies.

Coaching career

Grnja has managed Croatian club side NK Osijek

NK Osijek

NK Osijek is a Croatian football club, from Osijek in eastern Croatia.- History :NK Osijek's early roots are found in club called NK Udarnik that was formed in 1945 under FPR Yugoslavia's new communist authorities on the ashes of dissolved HŠK Slavija...

 on two occasions - in 1991, and between 1993 and 1994.

Grnja also managed the Croatia under-21 side

Croatia national under-21 football team

The Croatia national under-21 football team, also known as Croatia under-21 or Croatia U21 is a youth association football national team which represents Croatia at this age level and is a feeder team for the Croatia national football team....

 in 2005, and the under-19 side

Croatia national under-19 football team

-2012 UEFA European Under-19 Football Championship :-2012 UEFA European Under-19 Football Championship :-Latest squad:...

in 2008.