1887 U.S. National Championships – Men's singles
| Men's singles | |
|---|---|
| 1887 U.S. National Championships | |
| Champion | Richard Sears |
| Runner-up | Henry Slocum |
| Score | 6–1, 6–3, 6–2 |
Six-time defending champion Richard Sears defeated Henry Slocum in the challenge round, 6–1, 6–3, 6–2 to win the men's singles tennis title at the 1887 U.S. National Championships.