Nathan Thompson, English footballer, has a brother, Louis, who also plays pro football for Norwich.  What is Louis' nationality?
Louis Thompson Louis Clyde William Thompson (born 19 December 1994) is a Welsh footballer who plays as a midfielder for Norwich City. His brother Nathan is also a professional footballer.
Adam Thompson Adam Lee Thompson (born 28 September 1992) is a professional footballer who plays as a defender for Bradford City on loan from Bury. A graduate of Watford's youth academy, he made his professional debut for the club in 2010, and his senior international debut for Northern Ireland the following year. He came 3rd in Southend United's player of season awards in 2016/17 season