| ITF W15 Antalya | 04/25 08:35 | 26 | Mina Hodzic v Radka Zelnickova | 6-4,2-6,1-6 | |
| ITF W15 Antalya | 04/24 08:15 | 25 | Julita Saner v Radka Zelnickova | 4-6,4-6 | |
| ITF W15 Antalya | 04/20 10:15 | 28 | Chantal Sauvant v Radka Zelnickova | 6-1,6-4 | |
| ITF W15 Antalya | 04/19 07:30 | 27 | Linda Sevcikova v Radka Zelnickova | 7-5,1-6,2-6 | |
| ITF W15 Antalya | 04/18 07:00 | 26 | Mina Hodzic v Radka Zelnickova | 2-6,4-6 | |
| ITF W15 Antalya | 04/16 12:35 | 25 | [492] Anri Nagata v Radka Zelnickova [361] | 6-7,6-4,2-6 | |
| ITF W15 Antalya | 04/11 08:40 | 26 | Radka Zelnickova v Karolina Mrazikova | 3-6,4-6 | |
| ITF W15 Antalya | 04/10 08:35 | 25 | Radka Zelnickova v Jana Stojanova | 6-4,4-6,6-4 | |
| ITF W75 Split | 04/01 08:00 | 54 | [326] Berfu Cengiz v Radka Zelnickova [367] | 6-0,6-0 | |
| ITF W75 Split | 03/31 09:30 | 54 | Ria Dernikovic v Radka Zelnickova | 5-7,3-6 | |
| ITF W15 Monastir | 03/24 08:30 | 29 | [478] Evialina Laskevich v Radka Zelnickova [377] | 7-5,3-6,2-6 | |
| ITF W15 Monastir | 03/23 08:30 | 28 | Radka Zelnickova v Johanna Silva | 6-2,6-3 | |
| ITF W15 Monastir | 03/22 08:30 | 27 | Radka Zelnickova v Amelia Waligora | 6-4,5-7,6-3 | |
| ITF W15 Monastir | 03/21 08:15 | 26 | Radka Zelnickova v Anna Petkovic | 6-1,6-2 | |
| ITF W15 Monastir | 03/19 09:55 | 25 | Radka Zelnickova v Hanna Bougouffa | 6-1,6-1 | |
| ITF W15 Monastir | 03/17 08:30 | 29 | Radka Zelnickova v Elena Milovanovic | Retired | |
| ITF W15 Monastir | 03/16 08:30 | 28 | [345] Tamira Paszek v Radka Zelnickova [381] | 5-7,2-6 | |
| ITF W15 Monastir | 03/15 08:30 | 27 | Mingge Xu v Radka Zelnickova | 3-6,4-6 | |
| ITF W15 Monastir | 03/14 08:30 | 26 | Hanna Bougouffa v Radka Zelnickova | 3-6,2-6 | |
| ITF W15 Monastir | 03/13 10:30 | 25 | Noelia Bouzo Zanotti v Radka Zelnickova | 6-4,0-6,6-7 | |
| ITF W75 Trnava | 03/04 12:05 | 54 | [381] Radka Zelnickova v Julia Avdeeva [203] | 4-6,7-5,4-6 | |
| ITF W50 Trnava | 02/26 13:30 | 54 | [330] Radka Zelnickova v Aneta Kucmova [417] | 6-4,2-6,6-7 | |
| ITF W15 Monastir | 02/23 08:30 | 27 | [420] Audrey Albie v Radka Zelnickova [334] | 6-4,6-3 | |
| ITF W15 Monastir | 02/22 09:00 | 26 | Karolina Kozakova v Radka Zelnickova | 4-6,3-6 | |
| ITF W15 Monastir | 02/20 11:45 | 25 | Marie Villet v Radka Zelnickova | 1-6,2-6 | |
| ITF W15 Monastir | 02/18 09:30 | 28 | [394] Tereza Valentova v Radka Zelnickova [333] | 6-4,6-1 | |
| ITF W15 Monastir | 02/16 08:30 | 27 | [333] Radka Zelnickova v Hina Inoue [488] | 7-5,7-6 | |
| ITF W15 Monastir | 02/15 09:55 | 26 | Radka Zelnickova v Arina Bulatova | 6-0,6-1 | |
| ITF W15 Monastir | 02/14 13:30 | 25 | Radka Zelnickova v Salma Drugdova | 2-6,7-6,6-4 | |
| ITF W50 Porto | 01/31 15:35 | 25 | [195] Miriam B Bulgaru v Radka Zelnickova [330] | 6-0,7-6 |