2013 U.S. National Indoor Tennis Championships – Women's Singles
| Women's Singles | |
|---|---|
| 2013 U.S. National Indoor Tennis Championships | |
| Champion |
 Marina Erakovic
|
| Runner-up |
 Sabine Lisicki
|
| Final score | 6–1, ret. |
Sofia Arvidsson was the defending champion, but lost to Marina Erakovic in the second round in a replay of the previous final. Erakovic made it to the finals again, this year defeating Sabine Lisicki 6–1 in the first set after Lisicki retired due to illness before the start of the second set.
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