Carl Henry Hoeft (born 13 November 1974) is a former rugby union footballer from New Zealand, currently working as coach.
His usual position was at loosehead prop. He was a part of the New Zealand national rugby union team squad at both the 1999 and 2003 Rugby World Cups. Hoeft was known as a powerful scrummager.
He played club rugby for the Highlanders (rugby union) in New Zealand and for Castres Olympique and Toulouse in France. After his retirement from rugby in late 2011 he became coach and entered the provincial side Waikato's staff as assistant for the scrum.