Klaus Barth was a German Olympic swimmer, coach of high school athletes, age-group athletes, masters swimmers, and open water swimmers, who was also an Ironman triathlete who placed fourth overall in the 1986 Ironman World Championships in Kona, Hawaii at the age of 37 with a time of 9:03; beaten by Dave Scott, Mark Allen, and Scott Tinley.
He was an inspiration to many open water swimmers and multi-sport athletes before and after his death due to brain cancer.
His life and legacy are celebrated through a variety of events including water polo tournaments, biathlons and Klaustoberfest in Long Beach, California, U.S.A.
 Klaus Barth Foundation
The Klaus Barth Foundation is a registered non-profit foundation that was formed to provide funds for cancer research; education and assistance programs; assistance to those with physical disabilities to pursue an active lifestyle through physical fitness and competitive athletics; and promote educational opportunities for children and young adults.
Barth is the namesake of the Like Like Klaus Foundation, a nonprofit 501 (c) (3) foundation which provides funds for cancer research, education and assistance programs; assistance to those with physical disabilities to pursue an active lifestyle through physical fitness and competitive athletics; and promotes educational opportunities for children and young adults.
It is the Klaus Barth Foundation's goal to continue Barth's desire to help those battling cancer and support athletes who have physical challenges they must push past in order to meet their competitive goals. At his wish, the non-profit organization is dedicated to provide funding for research and support so that his legacy can still continue to teach and inspire.