Born in Scotland, he earned one cap with the United States national team.
Regardless, he signed with the U.S. club Bethlehem Steel during the 1920-1921 National Association Football League (NAFBL) season.
[1] The NAFBL folded at the end of the season, to be replaced by the first American Soccer League.
The 'Marksmen' won the 1924, 1925 and 1926 league titles in addition to the 1924 National Challenge Cup championship.
Kerr earned his cap with the U.S. national team in a 6–2 win over Canada on November 6, 1926.