Margrethe Lynne Winbigler (married Anderson; born March 21, 1953) is an American athlete.
She competed in the women's discus throw at the 1976 Summer Olympics.
[1] Winbigler represented the Oregon Ducks track and field team in AIAW competition.
She finished 3rd in the discus throw at the 1975 AIAW Outdoor Track and Field Championships.
This biographical article about an American discus thrower is a stub.