Denis Charles Aberhart (born 23 March 1953) is a New Zealand former first-class cricketer who played for Canterbury and Central Districts between 1976/77 and 1983/84.
Aberhart was a right-arm medium-pace bowler and useful lower-order batsman.
His best first-class figures were 6 for 55 for Central Districts against Auckland in 1982–83.
Auckland, chasing 284 to win, were 269 for 6 before Aberhart took the last four wickets to give Central Districts victory by eight runs.
He was Principal of St Paul's School in the Christchurch suburb of Dallington, then of Our Lady of Fatima School in another suburb, Mairehau, and was finally Principal of Our Lady of Victories School in Upper Riccarton, Christchurch, between 2015 and his retirement in July 2021.