None. However there have been plenty of brown players, some of which are African American.
1
8
1
9
loads
2
13 players
According to the Huffington Post, 70% of NFL players are black.
80%
About 8 billion or so, averaged over the lifespan of the game and number of players.
The Sweedish striker Henrick Larson played many years for Celtic in Scotland, but played only a year for Manchester United.
as per my knowldge i only see 3 player have played for Celtic and Southampton here is the list of three. Victor Wanyama Virgil van Dijk Fraser Forster