Tim Clarke, 17, of Bellmore, N.Y., winner of the New York state interscholastic championship on the trampoline the past two years, added the 1964 Junior National title at the AAU gymnastics meet in Philadelphia with a score of 8.85 out of a possible 10.
Bob Schoning, 41, of Portland, the Oregon state fisheries director and a handball player since he was 18, won his fourth consecutive singles title in the Pacific Northwest Open four-wall tournament by edging Desmond Charouhas 21-6, 18-21, 21-15 in Seattle.
Tyna Barinaga, 17, of Port Angeles, Wash. beat 1963 Champion Carolyn Jensen 11-2, 11-3 for the girls' singles title at the National Junior badminton tournament in Claremont, Calif. Then she and Miss Jensen teamed to win the doubles for the third straight year.
Kathy Ahern, 14, a junior high school student from Dallas who has been hitting golf balls since she was 5, overwhelmed Marjorie Leach of Austin 12 and 11 in the 36-hole final match to win the Texas Women's Public Links tournament in Fort Worth.
Ray Pollard, 18, a senior at Huntington High in Newport News, Va., was named the outstanding schoolboy athlete at the Penn Relays in Philadelphia after he anchored his school's mile relay team to its second straight championship with a speedy 46.7 quarter.
Glen Engler, 17, a senior right-handed pitcher at Nazareth (Pa.) High, allowed only two walks as he shut out Whitehall High of Hokendauqua, Pa. 19-0 for his first career no-hitter. He also batted in six runs, including a grand-slam homer his first time up.