Career
His position was at lock. Tank van Rooyen played Left-second-row, id est (that is) number 11 in Wigan"s 11-15 defeat by Swinton in the 1925 Lancashire Cup final during the 1925-1926 season at The Cliff, Broughton on Wednesday 9 December 1925. He spent six years at Wigan, making a total 178 appearances for the club
In 1929, he joined Widnes on a free transfer, and became the club"s first ever overseas player.
He continued to play for Widnes before until his retirement in 1933. In rugby union, van Rooyen appeared for South Africa in two Tests in 1921.
As a rugby league player, his only appearance at representative level was for Other Nationalities, playing in the team that beat England 23–17 at Headingley in 1924.