The 2017 Ricoh Open was a tennis tournament played on outdoor grass courts. It was the 28th edition of the Rosmalen Grass Court Championships, and part of the 250 Series of the 2017 ATP World Tour, and of the WTA International tournaments of the 2017 WTA Tour. Both the men's and the women's events took place at the Autotron park in Rosmalen, 's-Hertogenbosch in the Netherlands, from June 12 through June 18, 2017.
CoCo Vandeweghe was the defending champion, but lost in the first round to Carina Witthöft. Unseeded Anett Kontaveit won her first WTA title, defeating Natalia Vikhlyantseva in the final, 6–2, 6–3.
Dominika Cibulková (first round)
Kristina Mladenovic (quarterfinals)
Kiki Bertens (first round)
CoCo Vandeweghe (first round)
Ana Konjuh (semifinals)
Tímea Babos (first round)
Lesia Tsurenko (semifinals)
Kristýna Plíšková (first round)
Tamara Korpatsch (qualified) Asia Muhammad (qualifying competition, lucky loser) Jamie Loeb (first round) Tereza Smitková (first round) Antonia Lottner (qualified)
Kathinka von Deichmann (first round)
Miyu Kato (qualified) Fanny Stollár (first round).svg/1280px-Flag_of_Switzerland_(Pantone).svg.png){kind=small}
Amra Sadiković (qualifying competition) Jacqueline Cako (qualifying competition) Katharina Hobgarski (first round) Karolína Muchová (qualifying competition)