| ITF W25 Trieste | 09/02 10:55 | 28 | [447] Oana Georgeta Simion v Miriam B Bulgaru [388] | 7-6,5-7,6-4 | |
| ITF W25 Trieste | 09/01 14:40 | 27 | [381] Lisa Pigato v Miriam B Bulgaru [388] | 6-1,4-6,2-6 | |
| ITF W25 Trieste | 08/31 16:30 | 26 | Miriam B Bulgaru v Angelica Raggi | 6-1,6-4 | |
| ITF W25 Trieste | 08/30 13:45 | 25 | [388] Miriam B Bulgaru v Jessica Pieri [468] | 6-0,6-1 | |
| ITF W60 Prerov | 08/22 11:20 | 54 | Ivana Sebestova v Miriam B Bulgaru | Retired | |
| ITF W25 Mogyorod | 08/20 08:00 | 28 | [318] Brenda Fruhvirtova v Miriam B Bulgaru [429] | 6-2,6-1 | |
| ITF W25 Mogyorod | 08/19 07:55 | 27 | [301] Rebecca Sramkova v Miriam B Bulgaru [429] | 4-6,6-3,4-6 | |
| ITF W25 Mogyorod | 08/18 09:25 | 26 | Oleksandra Oliynykova v Miriam B Bulgaru | 3-6,3-6 | |
| ITF W25 Mogyorod | 08/16 12:55 | 25 | [429] Miriam B Bulgaru v Ilona G Ghioroaie [360] | 6-7,6-1,6-3 | |
| ITF W25 Brasov | 08/12 07:00 | 27 | [295] Cristina Dinu v Miriam Bulgaru [427] | 6-3,7-6 | |
| ITF W25 Brasov | 08/11 08:15 | 26 | Jana Bojovic v Miriam Bulgaru | 1-6,4-6 | |
| ITF W25 Brasov | 08/09 10:15 | 25 | Noa Krznaric v Miriam Bulgaru | 4-6,0-6 | |
| WTA Iasi | 08/01 09:15 | 14 | Jing-Jing Lu v Miriam Bulgaru | 7-6,5-7,7-5 | |
| ITF W60 Olomouc | 07/22 10:00 | 27 | [315] Sada Nahimana v Miriam B Bulgaru [427] | 7-6,6-4 | |
| ITF W60 Olomouc | 07/21 08:00 | 26 | [416] Nika Radisic v Miriam B Bulgaru [427] | 6-7,5-7 | |
| ITF W60 Olomouc | 07/20 14:15 | 25 | [427] Miriam B Bulgaru v Isabella Shinikova [229] | 3-6,6-1,6-2 | |
| ITF W60 Olomouc | 07/19 09:35 | 24 | Miriam B Bulgaru v Sofia Shapatava | 6-2,5-7,6-4 | |
| ITF W25 Stuttgart | 07/01 15:00 | 27 | [250] Sinja Kraus v Miriam B Bulgaru [425] | 6-4,4-6,6-1 | |
| ITF W25 Stuttgart | 06/30 14:30 | 26 | [425] Miriam B Bulgaru v Miriam Kolodziejova [306] | 6-3,6-7,6-2 | |
| ITF W25 Stuttgart | 06/29 10:15 | 25 | [425] Miriam B Bulgaru v Adrienn Nagy [312] | 6-0,6-2 | |
| ITF W25 Klosters | 06/23 06:55 | 26 | Emily Seibold v Miriam B Bulgaru | 6-4,1-6,6-4 | |
| ITF W25 Klosters | 06/22 13:20 | 25 | Alina Granwehr v Miriam B Bulgaru | 2-6,1-6 | |
| ITF W25 Poertschach | 06/16 08:00 | 26 | Miriam B Bulgaru v Ivana Jorovic | 6-1,1-6,3-6 | |
| ITF W25 Poertschach | 06/15 10:05 | 25 | Mavie Osterreicher v Miriam B Bulgaru | 4-6,7-6,3-6 | |
| ITF W60 Brasov | 06/03 08:00 | 27 | [443] Miriam B Bulgaru v Jaimee Fourlis [237] | 2-6,2-6 | |
| ITF W60 Brasov | 06/02 10:40 | 26 | [240] Priscilla Hon v Miriam B Bulgaru [443] | 6-0,3-6,5-7 | |
| ITF W60 Brasov | 06/01 07:00 | 25 | [443] Miriam B Bulgaru v Andreea Amalia Rosca [374] | 6-3,6-2 | |
| ITF W60 Brasov | 05/30 09:40 | 54 | [443] Miriam B Bulgaru v Veronika Erjavec [409] | 6-2,4-6,10-2 | |
| ITF W60 Brasov | 05/29 08:00 | 54 | Miriam Bulgaru v Andreea E Iordachi | 6-1,6-1 | |
| ITF W25 Warmbad-Villach | 05/19 07:55 | 26 | [439] Miriam B Bulgaru v Victoria Kan [415] | 2-6,2-6 |
Miriam Bianca Bulgaru (born 8 October 1998) is a Romanian tennis player. In singles, she achieved a career-high ranking of world No. 183 on 18 September 2023.
Bulgaru made her WTA Tour debut at the 2018 Bucharest Open, after having received a wildcard into the singles draw. She lost her first-round match to Wang Yafan.
She had her first WTA Tour win as a wildcard at the 2023 Transylvania Open in Cluj Napoca, defeating Turkish lucky loser İpek Öz.