Hendrik Johannes "Hennie" Otto (born 25 June 1976) is a South African professional golfer. Otto was born in Boksburg. He has played golf on the European Tour since 2000 having graduated from the Challenge Tour, but has only finished within the top 100 on the Order of Merit twice, in 2003 when he finished tied for tenth at The Open Championship on his major championship début and in 2008 when he won the Italian Open and finished 37th on the Order of Merit.