Helen Margaret Clarke (née Shearer, born 16 April 1971) is a former field hockey goalkeeper and captain for New Zealand, who competed in three Summer Olympics: 1992, 2000 and 2004.

Clarke earned a record 166 caps for her country and was appointed a Member of the New Zealand Order of Merit in the 2005 New Year Honours for services to hockey. She was also a member of the New Zealand team at the 1998 Commonwealth Games in Kuala Lumpur, where she won a bronze medal, the 2002 Commonwealth Games in Manchester, She retired from the sport after the 2004 Olympic Games in Athens.