2013 Hall of Fame Tennis Championships – Singles

Content sourced from Wikipedia, licensed under CC BY-SA 3.0.

Nicolas Mahut won the 2013 Hall of Fame Tennis Championships – Singles, beating Lleyton Hewitt in the final 5–7, 7–5, 6–3. The defending champion, John Isner, reached the semifinals but lost to Hewitt. The tournament was played on grass in Newport, Rhode Island, with a 32-player draw and 8 seeded players.

Seeds and results:
- Sam Querrey (1) — first round
- John Isner (2) — semifinals
- Igor Sijsling (3) — quarterfinals
- Lleyton Hewitt (4) — runner-up
- Édouard Roger-Vasselin (5) — first round
- Marinko Matosevic (6) — first round, retired
- Kenny de Schepper (7) — first round
- Rajeev Ram (8) — second round