
Don Schollander was born on April 30, 1946.
Yes. During the 1960s Schollander held world-class times and was a world record-holder in freestyle races and relays as he rose to the top of the sport.
Yes. He has been recognized by major swimming organizations and is an inductee of the International Swimming Hall of Fame for his accomplishments.
Look at the linked Wikipedia and Olympic pages for reliable, kid-friendly information and photos about Don Schollander and his Olympic wins.