| 1970 Dutch Open | |
|---|---|
| Date | August 3 – August 9 |
| Edition | 14th |
| Draw | 64S / 32D |
| Surface | Clay / Outdoor |
| Location | Hilversum, Netherlands |
| Venue | 't Melkhuisje |
| Champions | |
| Singles | |
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| Doubles | |
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The 1970 Dutch Open was a men's tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from August 3 to August 9, 1970. It was the 14th edition of the tournament and Tom Okker won the singles title.
Tom Okker defeated
Roger Taylor 4–6, 6–0, 6–1, 6–3
Bill Bowrey /
Owen Davidson defeated
John Alexander /
Phil Dent 6–3, 6–4, 6–2