Hirokatsu Tayama

{{short description|Japanese triathlete}}

{{nihongo|Hirokatsu Tayama|田山 寛豪|Tayama Hirokatsu}} (born November 12, 1981) is a triathlete from Japan.

Tayama competed at the second Olympic triathlon at the 2004 Summer Olympics. He placed 13th with a total time of 1:53:28.41.{{cite web|url=https://www.sports-reference.com/olympics/athletes/ta/hirokatsu-tayama-1.html |archive-url=https://web.archive.org/web/20110825094756/http://www.sports-reference.com/olympics/athletes/ta/hirokatsu-tayama-1.html |url-status=dead |archive-date=25 August 2011 |title=Hirokatsu Tayama |publisher=Sports Reference, LLC |accessdate=11 August 2010 }} At the Olympic games in Beijing Tayama placed 48th in triathlon with a time of 1:56:13.68 at the 2008 Summer Olympics.

Tayama earned recognition as one of the fastest swimmers in triathlon by being the first person to complete the 2.4 mile swim at the 2005 Ironman World Championship at Kona, Hawaii.{{cite web|url=http://ironman.com/assets/files/results/worldchampionship/2005.pdf|title=Ironman World Championships - Race Results|date=16 October 2005|publisher=World Triathlon Corporation|page=14|accessdate=11 August 2010}}