Todd Larkham (born 13 October 1974) is a former professional tennis player from Australia.

He is the younger brother of Brent Larkham, a former player who coached him towards the end of his career.

[1] Larkham twice made the second round of a Grand Slam singles draw, both times as a qualifier.

In the 2003 Australian Open he defeated Cecil Mamiit to set up a second round meeting with tournament favourite Lleyton Hewitt.

It was the second time he faced the world number one at their home Grand Slam, having lost to Pete Sampras in the 1997 US Open.