Washington Open 1970
Cliff Richey won the title, beating Arthur Ashe 7–5 6–2 6–1 in the final.
Latest results
- Semifinal: Cliff Richey def. Ilie Nastase 6–3 6–2
- Semifinal: Arthur Ashe def. Ion Tiriac 6–1 4–6 6–3
- Quarterfinal: Ion Tiriac def. Stan Smith 6–3 10–12 6–2
- Quarterfinal: Cliff Richey def. Georges Goven 6–4 6–3
Washington 1970 1970
- Defending champion
- Thomaz Koch
Ranking points by round
| Champion | 500 |
| Runner-up | 330 |
| Semifinal | 200 |
| Quarterfinal | 100 |
| Round of 16 | 50 |
| Round of 32 | 25 |
| Round of 64 | 0 |
| Qualifier bonus | 16 |
Recent finals
| Year | Champion | Runner-up |
|---|---|---|
| 1969 | Thomaz Koch | Arthur Ashe |
Matches by round
67 finishedFinal
1 finishedFin
Semifinals
2 finishedFin
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Quarterfinals
4 finishedFin
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Round of 16
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Round of 32
16 finishedFin
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Round of 64
32 finishedFin
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Round of 128
4 finishedFin
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