| Date: | 9–14 May |
| Edition: | 75th |
| Category: | Grand Prix |
| Prize Money: | $250,000 |
| Draw: | 56S / 28D |
| Surface: | Clay / outdoor |
| Location: | Hamburg, West Germany |
| Venue: | Am Rothenbaum |
| Champs: |  Yannick Noah[1] |
| Champd: | Heinz Günthardt /  Balázs Taróczy[2] |
| Before Name: | German Open Championships |
| After Name: | Ebel German Open |
| Main Name: | Grand Prix German Open |
The 1983 German Open was a men's tennis tournament played on outdoor clay courts at Am Rothenbaum in Hamburg, West Germany that was part of the 1983 Grand Prix circuit. It was the 75th edition of the event and took place from 9 May through 14 May 1983. Sixth-seeded Yannick Noah won the singles title.
Yannick Noah defeated 
José Higueras, 3–6, 7–5, 6–2, 6–0
Heinz Günthardt / Balázs Taróczy defeated 
Mark Edmondson / 
Brian Gottfried, 7–6, 4–6, 6–4