Yvonne Tobis (איבונה טוביס; born February 5, 1948) is an Israeli former Olympic swimmer.

[1][2] She attended Millfield in Street, Somerset, England, from 1963-66, and is in its Hall of Fame.

[3] At the 1965 Maccabiah Games in Israel, at 17 years of age, Tobis won a gold medal in the 400 m individual medley.

[5][6][7] When she competed in the Olympics she was 5-6.5 (170 cm) tall, and weighed 152 lbs (69 kg).

[1] In the Women's 100 metre Butterfly she finished 3rd in Heat 3 in a time of 1:12.0, in the Women's 200 metre Individual Medley she finished 4th in heat 1 in a time of 2:41.0, and in the Women's 400 metre Individual Medley she finished 6th in heat 4 in a time of 5:53.8.