| Date: | 10–16 July |
| Edition: | 10th |
| Category: | ITF Women's Circuit |
| Location: | Versmold, Germany |
| Prize Money: | $60,000 |
| Champs: |  Mihaela Buzărnescu |
| Champd: | Katharina Gerlach / Julia Wachaczyk |
The 2017 Reinert Open was a professional tennis tournament played on outdoor clay courts. It was the tenth edition of the tournament and was part of the 2017 ITF Women's Circuit. It took place in Versmold, Germany, on 10–16 July 2017.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Richèl Hogenkamp | 104 | 1 | ||
 Uzbekistan | Sabina Sharipova | 149 | 2 | |
| Arantxa Rus | 157 | 4 | ||
 Czech Republic | Tereza Smitková | 161 | 5 | |
 Sweden | Rebecca Peterson | 173 | 6 | |
 Turkey | İpek Soylu | 177 | 7 | |
 Austria | Barbara Haas | 179 | 8 | |
 Macedonia, the former Yugoslav Republic of |
The following players received a wildcard into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
See main article: 2017 Reinert Open – Singles.
Mihaela Buzărnescu def. Barbara Haas, 6–0, 6–2
Misa Eguchi / Akiko Omae, 4–6, 6–1, [10–7]
