William James Calder[2] was a New Zealand rugby league footballer who represented New Zealand.
His grandson, Quentin Pongia, also played for New Zealand.
[3] Calder first played in the West Coast Rugby League competition and represented the West Coast and the South Island.
[4] He made his debut for New Zealand in 1930 and played in his first test match in 1932.
Calder went on to play in eight test matches for New Zealand.