William Thomas Kirschbaum (November 5, 1902 – April 29, 1953) was an American competition swimmer and 1924 Paris Olympic medalist in the 200-meter breaststroke.

[1] Kirschbaum was born in Maine on November 15, 1902, but was raised in Hawaii where he swam for the Hui Makani Swim Club.

[3] Kirschbaum set another record in Palo Alto at a "Far Western" Try out at Searsville, Lake, the training location for Stanford University.

[1] American Gold medalist Bob Skelton won the event in a time of 2:56.6, but had set an Olympic record in the first heat.

[5] After an illness of around two months, Kirschbaum died at his home on Cambridge Road in Belmont, California, three miles South of San Mateo, on April 29, 1953.