# 1963 U.S. National Championships – Men's singles

Rafael Osuna defeated Frank Froehling 7–5, 6–4, 6–2 in the final to win the men's singles tennis title at the 1963 U.S. National Championships.

## Seeds

The seeded players are listed below. Rafael Osuna is the champion; others show the round in which they were eliminated.
* Chuck McKinley (semifinals)
* Roy Emerson (fourth round)
* Dennis Ralston (quarterfinals)
* Rafael Osuna (champion)
* Ken Fletcher (third round)
* Bobby Wilson (quarterfinals)
* Eugene Scott (third round)
* Ham Richardson (third round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* r = Retired

### Final eight

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Chuck McKinley | 6 | 4 | 4 | 8 | 6 | | | | | | | | | | |
| | Thomaz Koch | 4 | 6 | 6 | 6 | 4 | | | | | | | | | | |
| | Thomaz Koch | 4 | 6 | 6 | 6 | 4 | 1 | Chuck McKinley | 4 | 4 | 8 | | | | | |
| | | | | | | | 4 | Rafael Osuna | 6 | 6 | 10 | | | | | |
| 4 | Rafael Osuna | 3 | 9 | 6 | 6 | | 4 | Rafael Osuna | 6 | 6 | 10 | | | | | |
| | Marty Riessen | 6 | 7 | 3 | 3 | | | | | | | | | | | |
| | Marty Riessen | 6 | 7 | 3 | 3 | | | | | | | 4 | Rafael Osuna | 7 | 6 | 6 |
| | | | | | | | | | | | | | Frank Froehling | 5 | 4 | 2 |
| | Ronald Barnes | 6 | 7 | 6 | | | | | | | | | | | | | Frank Froehling | 5 | 4 | 2 |
| 3 | Dennis Ralston | 4 | 5 | 3 | | | | | | | | | | | | |
| 3 | Dennis Ralston | 4 | 5 | 3 | | | | Ronald Barnes | 3 | 1 | 4 | | | | | |
| | | | | | | | | Frank Froehling | 6 | 6 | 6 | | | | | |
| 6 | Bobby Wilson | 8 | 6 | 3 | 3 | 7 | | Frank Froehling | 6 | 6 | 6 | | | | | |
| | Frank Froehling | 6 | 4 | 6 | 6 | 9 | | | | | | | | | | |

### Earlier rounds
#### Section 1

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| 1 | McKinley | 4 | 3 | 8 | 6 | 6 | | | | | | | | | | | | | | | | | | | |
| | Zuleta | 6 | 6 | 6 | 3 | 1 | 1 | McKinley | 6 | 6 | 6 | | | | | | | | | | | | | | |
| | Javorský | 7 | 6 | 7 | 6 | | | Javorský | 2 | 4 | 3 | | | | | | | | | | | | | | |
| | Fujii | 5 | 1 | 9 | 2 | | | | | | | | 1 | McKinley | 6 | 6 | 8 | | | | | | | | |
| | Wood | 8 | 6 | 6 | | | | | | | | | | Wood | 4 | 4 | 6 | | | | | | | | |
| | Powless | 6 | 2 | 4 | | | | Wood | 7 | 6 | 9 | | | | | | | | | | | | | | |
| | Ecklebe | 8 | 6 | 6 | | | | Ecklebe | 5 | 4 | 7 | | | | | | | | | | | | | | |
| | Siska | 6 | 2 | 3 | | | | | | | | | | | | | | | | 1 | McKinley | 5 | 6 | 6 | 6 |
| | McManus | 4 | 6 | 6 | 6 | | | | | | | | | | | | | | | | Nagler | 7 | 4 | 4 | 2 |
| | De Gronckel | 6 | 2 | 3 | 2 | | | McManus | 5 | 9 | 6 | 4 | | | | | | | | | | | | | |
| | Seixas | 13 | 6 | 6 | 6 | | | Seixas | 7 | 7 | 8 | 6 | | | | | | | | | | | | | |
| | Bowditch | 15 | 4 | 0 | 0 | | | | | | | | | Seixas | 3 | 6 | 13 | 12 | 1 | | | | | | |
| | Fentress | 6 | 6 | 6 | | | | | | | | | | Nagler | 6 | 1 | 11 | 14 | 6 | | | | | | |
| | Hedelund | 0 | 2 | 2 | | | | Fentress | 3 | 1 | 0 | | | | | | | | | | | | | | |
| | Nagler | 6 | 6 | 6 | | | | Nagler | 6 | 6 | 6 | | | | | | | | | | | | | | |
| | Ali | 3 | 3 | 1 | | | | | | | | | | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 7 | Scott | 6 | 6 | 6 | | | | | | | | | | | | | | | | | | | |
| | Jackson | 4 | 4 | 2 | | | 7 | Scott | 4 | 7 | 6 | 7 | | | | | | | | | | | |
| | Dell | 4 | 7 | 6 | 6 | 6 | | Dell | 6 | 5 | 3 | 5 | | | | | | | | | | | |
| | Sullivan | 6 | 9 | 2 | 4 | 0 | | | | | | | | 7 | Scott | 6 | 4 | 3 | 4 | | | | |
| | Bedard | 6 | 6 | 5 | 7 | | | | | | | | | | Koch | 4 | 6 | 6 | 6 | | | | |
| | Hernandez | 4 | 1 | 7 | 5 | | | Bedard | 4 | 7 | 2 | | | | | | | | | | | | |
| | Koch | 6 | 4 | 7 | 6 | 6 | | Koch | 6 | 9 | 6 | | | | | | | | | | | | |
| | Hoffman Jr | 4 | 6 | 9 | 3 | 1 | | | | | | | | | | | | | | Koch | 7 | 6 | 6 |
| | Sammis | | | | | | | | | | | | | | | | | | | Gulyás | 5 | 3 | 3 |
| | Williams | w/o | | | | | | Sammis | 0 | 3 | 1 | | | | | | | | | | | | |
| | Higgins | 6 | 6 | 6 | | | | Higgins | 6 | 6 | 6 | | | | | | | | | | | | |
| | Sherriff | 2 | 4 | 4 | | | | | | | | | | | Higgins | 5 | 4 | 3 | | | | | |
| | Gulyás | 6 | 3 | 6 | 6 | | | | | | | | | | Gulyás | 7 | 6 | 6 | | | | | |
| | Tully | 2 | 6 | 4 | 3 | | | Gulyás | 2 | 6 | 6 | 4 | 6 | | | | | | | | | | |
| | Skogstad | 6 | 6 | 4 | 6 | | | Skogstad | 6 | 3 | 3 | 6 | 4 | | | | | | | | | | |
| | Jennings | 4 | 2 | 6 | 3 | | | | | | | | | | | | | | | | | | |

#### Section 3

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| 4 | Osuna | 6 | 6 | 8 | | | | | | | | | | | | | | | | | | | | | | |
| | Rouyer | 1 | 1 | 6 | | | 4 | Osuna | 6 | 6 | 13 | | | | | | | | | | | | | | | |
| | Beste | 6 | 6 | 6 | | | | Beste | 2 | 4 | 11 | | | | | | | | | | | | | | | |
| | Drilling | 4 | 4 | 3 | | | | | | | | | | 4 | Osuna | 3 | 6 | 6 | 6 | | | | | | | |
| | Roche | 6 | 6 | 8 | | | | | | | | | | | Roche | 6 | 1 | 2 | 2 | | | | | | | |
| | Werksman | 1 | 1 | 6 | | | | Roche | 6 | 6 | 6 | | | | | | | | | | | | | | | |
| | Ishiguro | 6 | 6 | 6 | | | | Ishiguro | 0 | 4 | 4 | | | | | | | | | | | | | | | |
| | Sack | 1 | 1 | 0 | | | | | | | | | | | | | | | | 4 | Osuna | 6 | 6 | 4 | 3 | 6 |
| | Nyyssönen | 7 | 6 | 7 | | | | | | | | | | | | | | | | | Darmon | 4 | 2 | 6 | 6 | 2 |
| | Wright | 5 | 2 | 5 | | | | Nyyssönen | 1 | 6 | 1 | 6 | 6 | | | | | | | | | | | | | |
| | Scholl | 8 | 10 | 6 | | | | Scholl | 6 | 4 | 6 | 0 | 1 | | | | | | | | | | | | | |
| | Carpenter | 6 | 8 | 3 | | | | | | | | | | | Nyyssönen | 3 | 1 | 2 | | | | | | | | |
| | Drysdale | 6 | 6 | 6 | | | | | | | | | | | Darmon | 6 | 6 | 6 | | | | | | | | |
| | Fontana | 1 | 4 | 2 | | | | Drysdale | 9 | 2 | 8 | 0 | 2r | | | | | | | | | | | | | |
| | Darmon | 13 | 3 | 8 | 6 | 10 | | Darmon | 7 | 6 | 6 | 6 | 5 | | | | | | | | | | | | | |
| | Crookenden | 15 | 6 | 6 | 1 | 8 | | | | | | | | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round |
| 8 | Richardson | 6 | 6 | 6 | | | | | | | | | | | | | | | | | | | | |
| | Lieberman | 3 | 1 | 1 | | | 8 | Richardson | 6 | 6 | 6 | | | | | | | | | | | | | |
| | Drossart | 1 | 6 | 3 | 6 | 6 | | Drossart | 2 | 2 | 2 | | | | | | | | | | | | | |
| | Schwartz | 6 | 3 | 6 | 2 | 2 | | | | | | | | 8 | Richardson | 6 | 6 | 6 | 3 | 3 | | | | |
| | Mills | 6 | 6 | 6 | | | | | | | | | | | Sanderlin | 1 | 8 | 4 | 6 | 6 | | | | |
| | Seewagen | 2 | 1 | 1 | | | | Mills | 7 | 1 | 3 | 6 | 3 | | | | | | | | | | | |
| | Sanderlin | 1 | 5 | 7 | 6 | 6 | | Sanderlin | 5 | 6 | 6 | 3 | 6 | | | | | | | | | | | |
| | Maggi | 6 | 7 | 5 | 1 | 1 | | | | | | | | | | | | | | | Sanderlin | 4 | 2 | 4 |
| | Ashe | 6 | 5 | 6 | 6 | | | | | | | | | | | | | | | | Riessen | 6 | 6 | 6 |
| | Ochoa | 4 | 7 | 4 | 4 | | | Ashe | 3 | 7 | 6 | 6 | | | | | | | | | | | | |
| | Perry | 6 | 6 | 6 | | | | Perry | 6 | 5 | 2 | 3 | | | | | | | | | | | | |
| | Belkin | 4 | 4 | 2 | | | | | | | | | | | Ashe | 3 | 6 | 6 | 6 | | | | | |
| | Riessen | 7 | 8 | 6 | | | | | | | | | | | Riessen | 6 | 8 | 2 | 8 | | | | | |
| | Buck | 5 | 6 | 4 | | | | Riessen | 1 | 6 | 3 | 6 | 6 | | | | | | | | | | | |
| | Fisher | 6 | 4 | 6 | 6 | | | Fisher | 6 | 4 | 6 | 1 | 2 | | | | | | | | | | | |
| | Strobl | 4 | 6 | 3 | 2 | | | | | | | | | | | | | | | | | | | |

#### Section 5

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Taylor | 6 | 3 | 6 | 7 | | | | | | | | | | | | | | | | | | | | | |
| | Lenoir | 3 | 6 | 3 | 5 | | | Taylor | 6 | 6 | 6 | | | | | | | | | | | | | | | |
| | McDonald | 6 | 6 | 6 | | | | McDonald | 2 | 4 | 0 | | | | | | | | | | | | | | | |
| | Abdesselam | 4 | 4 | 3 | | | | | | | | | | | Taylor | 6 | 6 | 3 | 4 | 6 | | | | | | |
| | Ryan | 6 | 3 | 6 | 6 | | | | | | | | | | Barthès | 1 | 4 | 6 | 6 | 1 | | | | | | |
| | Lloyd | 1 | 6 | 4 | 4 | | | Ryan | 6 | 5 | 8 | 6 | 1 | | | | | | | | | | | | | |
| | Barthès | 6 | 6 | 3 | 6 | 8 | | Barthès | 2 | 7 | 10 | 0 | 6 | | | | | | | | | | | | | |
| | Rubinoff | 3 | 2 | 6 | 8 | 6 | | | | | | | | | | | | | | | Taylor | 5 | 6 | 9 | 5 | 6 |
| | Barnes | 6 | 6 | 6 | | | | | | | | | | | | | | | | | Barnes | 7 | 2 | 7 | 7 | 8 |
| | Speicher | 4 | 2 | 2 | | | | Barnes | 2 | 6 | 3 | 6 | 6 | | | | | | | | | | | | | |
| | Edlefsen | 6 | 6 | 6 | | | | Edlefsen | 6 | 1 | 6 | 3 | 4 | | | | | | | | | | | | | |
| | Donnadieu | 2 | 3 | 4 | | | | | | | | | | | Barnes | 6 | 6 | 2 | 6 | 7 | | | | | | |
| | Holmberg | | | | | | | | | | | | | 5 | Fletcher | 8 | 2 | 6 | 4 | 5 | | | | | | |
| | Lumsden | w/o | | | | | | Holmberg | 5 | 7 | 9 | 6 | 3 | | | | | | | | | | | | | |
| 5 | Fletcher | 9 | 4 | 6 | 14 | | 5 | Fletcher | 7 | 9 | 7 | 4 | 6 | | | | | | | | | | | | | |
| | Lall | 7 | 6 | 1 | 12 | | | | | | | | | | | | | | | | | | | | | |

#### Section 6

| First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Phillips | 7 | 6 | 7 | | | | | | | | | | | | | | | | | | | | |
| | Hann | 5 | 3 | 5 | | | Phillips | 7 | 6 | 2 | | | | | | | | | | | | | | |
| | Newcombe | 6 | 7 | 7 | | | Newcombe | 9 | 8 | 6 | | | | | | | | | | | | | | |
| | Hernando | 4 | 5 | 5 | | | | | | | | | Newcombe | 8 | 6 | 6 | | | | | | | | |
| | Schunck | 6 | 7 | 7 | | | | | | | | | Schunck | 6 | 1 | 4 | | | | | | | | |
| | Kileff | 1 | 5 | 5 | | | Schunck | 16 | 6 | 6 | | | | | | | | | | | | | | |
| | Rosselló | | | | | | Rosselló | 14 | 4 | 4 | | | | | | | | | | | | | | |
| | Baker | w/o | | | | | | | | | | | | | | | | | | Newcombe | 3 | 4 | 6 | 5 |
| | Hajer | 6 | 6 | 2 | 10 | | | | | | | | | | | | | | 3 | Ralston | 6 | 6 | 3 | 7 |
| | Schad | 3 | 4 | 6 | 8 | | Hajer | 3 | 6 | 3 | 2 | | | | | | | | | | | | | |
| | Davidson | 6 | 6 | 6 | | | Davidson | 6 | 3 | 6 | 6 | | | | | | | | | | | | | |
| | Hallberg | 3 | 4 | 4 | | | | | | | | | Davidson | 4 | 2 | 8 | 8 | 4 | | | | | | |
| | Sorlien | 6 | 6 | 6 | | | | | | | | 3 | Ralston | 6 | 6 | 6 | 6 | 6 | | | | | | |
| | Bari | 3 | 4 | 3 | | | Sorlien | 2 | 10 | 1 | 5 | | | | | | | | | | | | | |
| 3 | Ralston | 6 | 6 | 6 | | 3 | Ralston | 6 | 8 | 6 | 7 | | | | | | | | | | | | | |
| | Johnson | 1 | 2 | 2 | | | | | | | | | | | | | | | | | | | | |

#### Section 7

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Sokol | 6 | 6 | 6 | | | | | | | | | | | | | | | | | | | |
| | Cooper | 3 | 1 | 2 | | | | Sokol | 6 | 2 | 2 | | | | | | | | | | | | |
| | Neely | 8 | 6 | 6 | | | | Neely | 8 | 6 | 6 | | | | | | | | | | | | |
| | Slobin | 6 | 4 | 4 | | | | | | | | | | Neely | 4 | 4 | 7 | 4 | | | | | |
| | Buchholz | 6 | 6 | 7 | | | | | | | | | | Buchholz | 6 | 6 | 5 | 6 | | | | | |
| | Beck | 1 | 1 | 5 | | | | Buchholz | 7 | 6 | 6 | 6 | | | | | | | | | | | |
| | Power | 6 | 3 | 6 | 8 | 9 | | Power | 9 | 2 | 4 | 3 | | | | | | | | | | | |
| | Stoneman | 4 | 6 | 8 | 6 | 7 | | | | | | | | | | | | | | Buchholz | 3 | 0 | 1 |
| | Pasarell | 8 | 6 | 6 | 6 | | | | | | | | | | | | | | 6 | Wilson | 6 | 6 | 6 |
| | Fox | 10 | 4 | 4 | 3 | | | Pasarell | 6 | 6 | 6 | 7 | | | | | | | | | | | |
| | Graebner | 6 | 9 | 7 | | | | Graebner | 3 | 3 | 8 | 5 | | | | | | | | | | | |
| | Parker | 2 | 7 | 5 | | | | | | | | | | Pasarell | 5 | 6 | 12 | | | | | | |
| | Newman | 7 | 7 | 6 | 6 | | | | | | | | 6 | Wilson | 7 | 8 | 14 | | | | | | |
| | Tym | 9 | 5 | 2 | 4 | | | Newman | 4 | 7 | 5 | 4 | | | | | | | | | | | |
| 6 | Wilson | 6 | 6 | 6 | | | 6 | Wilson | 6 | 5 | 7 | 6 | | | | | | | | | | | |
| | Schnaars | 4 | 3 | 2 | | | | | | | | | | | | | | | | | | | |

#### Section 8

| First round | First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | Froehling | 6 | 6 | 6 | | | | | | | | | | | | | | | | | | | |
| | Sweeney | 1 | 3 | 2 | | | | Froehling | 7 | 8 | 6 | 6 | | | | | | | | | | | |
| | Reed | 6 | 8 | 6 | | | | Reed | 9 | 6 | 3 | 4 | | | | | | | | | | | |
| | Isaacs | 1 | 6 | 4 | | | | | | | | | | Froehling | 6 | 6 | 6 | | | | | | |
| | Godbout | 6 | 7 | 6 | | | | | | | | | | Palafox | 4 | 1 | 4 | | | | | | |
| | Morgan | 1 | 5 | 0 | | | | Godbout | 5 | 4 | 5 | | | | | | | | | | | | |
| | Palafox | 6 | 6 | 6 | | | | Palafox | 7 | 6 | 7 | | | | | | | | | | | | |
| | Turville | 1 | 3 | 2 | | | | | | | | | | | | | | | Froehling | 6 | 4 | 9 | 6 |
| | Harrison | 2 | 7 | 3 | 6 | 14 | | | | | | | | | | | | 2 | Emerson | 4 | 6 | 7 | 2 |
| | Fitzgibbon | 6 | 5 | 6 | 4 | 12 | | Harrison | 4 | 6 | 6 | 6 | | | | | | | | | | | |
| | Baxter | 6 | 6 | 7 | | | | Baxter | 6 | 2 | 2 | 1 | | | | | | | | | | | |
| | Cohen | 3 | 4 | 5 | | | | | | | | | | Harrison | 4 | 2 | 0 | | | | | | |
| | Richey | 6 | 6 | 5 | 6 | 6 | | | | | | | 2 | Emerson | 6 | 6 | 6 | | | | | | |
| | Osborne | 2 | 8 | 7 | 2 | 4 | | Richey | 3 | 2 | 5 | | | | | | | | | | | | |
| 2 | Emerson | 6 | 6 | 6 | | | 2 | Emerson | 6 | 6 | 7 | | | | | | | | | | | | |
| | Steele III | 1 | 4 | 2 | | | | | | | | | | | | | | | | | | | |