ITF W75 Croissy-Beaubourg 03/27 10:10 26 [258] Margaux Rouvroy v Valentini Grammatikopoulou [218] 6-3,6-1
ITF W75 Croissy-Beaubourg 03/26 13:05 25 [218] Valentini Grammatikopoulou v Olivia Gadecki [149] 4-6,7-6,7-5
ITF W35 Solarino 03/07 10:00 26 [337] Barbora Palicova v Valentini Grammatikopoulou [211] 6-4,1-6,6-1
ITF W35 Solarino 03/05 09:45 25 Camilla Gennaro v Valentini Grammatikopoulou 1-6,4-6
ITF W35 Helsinki 02/28 08:00 25 [217] Valentini Grammatikopoulou v Mona Barthel [285] 5-7,3-6
ITF W35 Nakhon Si Thammarat 02/14 03:25 25 [214] Valentini Grammatikopoulou v Antonia Schmidt [497] 3-6,6-4,6-7
WTA Mumbai 02/03 07:05 14 [206] Valentini Grammatikopoulou v Shrivalli R Bhamidipaty [374] 3-6,2-6
WTA Hua Hin 01/27 04:00 14 [219] Valentini Grammatikopoulou v Panna Udvardy [162] 3-6,3-6
Ausztrál Open - nők 01/11 02:00 15 [96] Dayana Yastremska v Valentini Grammatikopoulou [221] 6-4,3-6,6-4
Ausztrál Open - nők 01/10 00:45 14 [221] Valentini Grammatikopoulou v Elvina Kalieva [199] 7-5,6-3
WTA Montevideo 12/04 20:30 25 [364] Daria Lodikova v Valentini Grammatikopoulou [217] 7-6,6-2
WTA Buenos Aires 11/28 14:00 25 [217] Valentini Grammatikopoulou v Ipek Oz [247] 6-7,0-6
ITF W100 Valencia 11/22 11:00 25 [216] Valentini Grammatikopoulou v Leyre Romero Gormaz [293] 4-6,6-1,3-6
ITF W40 Funchal 11/15 10:55 25 [217] Valentini Grammatikopoulou v Valentina Ryser [296] 2-6,3-6
ITF W25 Monastir 11/02 09:35 26 [235] Valentini Grammatikopoulou v Alina Charaeva [496] 2-6,3-6
ITF W25 Monastir 11/01 13:40 25 Valentini Grammatikopoulou v Nadine Keller Cancelled
ITF W25 Monastir 11/01 13:20 25 Valentini Grammatikopoulou v Tamara Curovic 6-4,6-2
ITF W25 Sharm El Sheikh 10/29 08:00 29 Valentini Grammatikopoulou v Linda Klimovicova 7-6,7-5
ITF W25 Sharm El Sheikh 10/28 08:00 28 Valentini Grammatikopoulou v Marina Melnikova 4-6,7-5,6-1
ITF W25 Sharm El Sheikh 10/27 08:00 27 Valentini Grammatikopoulou v Karola Patricia Bejenaru 6-1,7-5
ITF W25 Sharm El Sheikh 10/26 07:00 26 Valentini Grammatikopoulou v Lamis Alhussein Abdel Aziz 6-3,0-6,7-5
ITF W25 Sharm El Sheikh 10/25 06:30 25 Valentini Grammatikopoulou v Alisa Kummel 4-6,6-2,6-3
WTA Cluj-Napoca 10/14 08:00 14 [398] Susan Bandecchi v Valentini Grammatikopoulou [238] 6-3,4-6,7-5
ITF W25 Slobozia 09/23 11:40 28 [241] Valentini Grammatikopoulou v Ekaterina Vl. Makarova [240] 3-6,0-6
ITF W25 Slobozia 09/22 08:25 27 [261] Anca Alexia Todoni v Valentini Grammatikopoulou [241] Retired
ITF W25 Slobozia 09/21 08:45 26 Viktoriia Dema v Valentini Grammatikopoulou 6-4,2-6,3-6
ITF W25 Slobozia 09/19 11:10 25 [496] Tiphanie Lemaitre v Valentini Grammatikopoulou [241] Retired
WTA Bucharest 09/12 12:20 25 [247] Valentini Grammatikopoulou v Anna Bondar [110] 3-6,6-2,4-6
WTA Bari 09/06 16:10 26 [79] Alize Cornet v Valentini Grammatikopoulou [247] 4-6,6-4,7-5
WTA Bari 09/05 10:00 25 [247] Valentini Grammatikopoulou v Giorgia Pedone [388] 6-4,6-2