Louise Brough
Brough Clapp appeared in six singles finals at the U.S. Championships, but won only in 1947. She had a match point at 6–5 in the third set of the 1948 final against duPont. She also had three match points in the 1954 final against Hart, the first at 5–4 in the third set and two more at 6–5 in that set.