Bancroft reached the semi-finals of the singles event at the 1922 U.S. Championships, which she lost in straight sets to eventual champion Molla Mallory.

[1] That same year she was runner-up to Mallory at the U.S. Women's Indoor Championships which was played on wooden courts at the Longwood Cricket Club in Chestnut Hill, Massachusetts.

In 1922, she lost to Canadian player Lois Moyes Bickle in the finals of the singles event at the U.S. Women's Clay Court Championships in Buffalo, New York.

The next year, 1923, she again reached the final of the U.S. Women's Indoor Championships but this time lost in two sets to Ann Sheafe Cole.

[2][3] She married Swiss tennis player Charles Aeschlimann on December 16, 1924.