1947 U.S. National Championships – Women's singles
| Women's singles | |
|---|---|
| 1947 U.S. National Championships | |
| Champion | Louise Brough |
| Runner-up | Margaret Osborne |
| Score | 8–6, 4–6, 6–1 |
Second-seeded Louise Brough defeated first-seeded Margaret Osborne 8–6, 4–6, 6–1 in the final to win the women's singles tennis title at the 1947 U.S. National Championships.