10:00 Boulter – Bencic (WTA Tallin) (1/8)

10:00 Zhang – Hruncakova (WTA Tallin) (1)

11:00 Huesler – Blancaneaux (ATP Sofia) (1)

11:00 Sonego – Zapata Miralles (ATP Sofia) (1)

12:15 Golubic – Muchova (WTA Tallin) (1/8)

12:30 Struff – Lajović (ATP Sofia) (1)

13:11 Noskova – Haddad Maia (WTA Tallin) (1/8)

13:30 Verdasco – Basilaszwili (ATP Sofia) (1)

17:00 Kanepi – Ostapenko (WTA Tallin) (1)

17:00 Dimitrow – Iwaszka (ATP Sofia) (1/8)

18:30 Lazarov – Musetti (ATP Sofia) (1/8)

19:31 Krejcikova – Kostjuk (WTA Tallin) (1/8)