| WTA - Miami | 03/21 22:55 | 14 | [183] Mirjam Bjorklund v Vera Zvonareva [117] | 6-1,2-6,2-6 | |
| WTA - Doha | 02/18 11:55 | 14 | [188] Mirjam Bjorklund v Anna Bondar [81] | 2-6,4-6 | |
| ITF - W25 Porto | 02/12 10:25 | 28 | [190] Mirjam Bjorklund v Maja Chwalinska [283] | 5-7,3-6 | |
| ITF - W25 Porto | 02/11 12:50 | 27 | [368] Leolia Jeanjean v Mirjam Bjorklund [190] | 2-6,4-6 | |
| ITF - W25 Porto | 02/10 11:45 | 26 | [347] Moyuka Uchijima v Mirjam Bjorklund [190] | 4-6,6-1,5-7 | |
| ITF - W25 Porto | 02/08 14:20 | 25 | [481] Ines Murta v Mirjam Bjorklund [190] | 3-6,3-6 | |
| Australian Open - Feminin | 01/14 05:20 | 19 | [178] Katie Volynets v Mirjam Bjorklund [219] | 7-5,6-2 | |
| Australian Open - Feminin | 01/12 23:00 | 15 | [219] Mirjam Bjorklund v Arina Rodionova [153] | 4-6,6-4,6-2 | |
| Australian Open - Feminin | 01/11 04:00 | 14 | [233] Conny Perrin v Mirjam Bjorklund [219] | 3-6,6-4,4-6 | |
| ITF - W60 Bendigo | 01/03 02:40 | 25 | [190] Yuliya Hatouka v Mirjam Bjorklund [213] | 7-5,2-6,6-2 | |
| ITF - W25 Austin | 10/31 17:00 | 29 | Mirjam Bjorklund v Kayla Day | 2-6,6-2,6-2 | |
| ITF - W25 Austin | 10/30 18:50 | 28 | [252] Mirjam Bjorklund v Fernanda Contreras Gomez [286] | 6-1,2-6,7-5 | |
| ITF - W25 Austin | 10/29 15:55 | 27 | Chanelle Van Nguyen v Mirjam Bjorklund | 4-6,3-6 | |
| ITF - W25 Austin | 10/28 16:00 | 26 | Tiphanie Fiquet v Mirjam Bjorklund | 6-3,4-6,4-6 | |
| ITF - W25 Austin | 10/27 17:55 | 25 | [374] Maribella Zamarripa v Mirjam Bjorklund [252] | 6-1,1-6,0-6 | |
| ITF - W25 Florence | 10/14 17:35 | 26 | [203] Tessah Andrianjafitrimo v Mirjam Bjorklund [251] | 6-3,6-3 | |
| ITF - W25 Florence | 10/13 14:00 | 25 | Mirjam Bjorklund v Alexa Graham | 6-4,6-2 | |
| ITF - W25 Redding | 10/08 16:55 | 27 | [286] Dalila Jakupovic v Mirjam Bjorklund [251] | 6-1,6-3 | |
| ITF - W25 Redding | 10/07 18:25 | 26 | Jessica Failla v Mirjam Bjorklund | 1-6,4-6 | |
| ITF - W25 Redding | 10/07 02:00 | 25 | Ashley Lahey v Mirjam Bjorklund | 3-6,2-6 | |
| ITF - W60 Berkeley | 09/28 21:10 | 25 | [262] Hanna Chang v Mirjam Bjorklund [247] | 6-3,4-6,6-1 | |
| ITF - W25 Frydek Mistek | 09/09 09:40 | 26 | Misaki Matsuda v Mirjam Bjorklund | 7-5,3-6,6-1 | |
| ITF - W25 Frydek Mistek | 09/08 12:55 | 25 | [383] Miriam B Bulgaru v Mirjam Bjorklund [270] | 6-3,2-6,4-6 | |
| ITF - W25 Trieste | 09/05 08:30 | 29 | Tara Wurth v Mirjam Bjorklund | 3-6,6-4,7-5 | |
| ITF - W25 Trieste | 09/04 14:00 | 28 | [270] Mirjam Bjorklund v Nina Potocnik [376] | 6-2,6-2 | |
| ITF - W25 Trieste | 09/03 09:30 | 27 | [274] Nika Radisic v Mirjam Bjorklund [270] | 2-6,6-4,1-6 | |
| ITF - W25 Trieste | 09/02 08:00 | 26 | [386] Andreea Prisacariu v Mirjam Bjorklund [270] | 3-6,6-7 | |
| ITF - W25 Trieste | 08/31 13:10 | 25 | [482] Angelica Moratelli v Mirjam Bjorklund [270] | 4-6,3-6 | |
| ITF - W25 Koksijde | 08/15 13:00 | 29 | [336] Mirjam Bjorklund v Dea Herdzelas [361] | 7-6,6-3 | |
| ITF - W25 Koksijde | 08/14 12:00 | 28 | [359] Sada Nahimana v Mirjam Bjorklund [336] | 6-4,3-6,6-7 |
Mirjam Björklund (born 29 July 1998) is an inactive Swedish tennis player. She has a career-high singles ranking of 123 by the WTA, achieved on 20 June 2022. She also has a best doubles ranking of world No. 281, which she reached on 31 January 2022. Björklund has won one doubles WTA Challenger title as well as ten titles in singles and two in doubles on the ITF Women's Circuit.
Björklund made her WTA Tour main-draw debut at the 2017 Swedish Open, where she played Kateryna Kozlova in the first round.
At the 2022 French Open, she qualified to make her major tournament debut, and was drawn to face fellow qualifier Donna Vekić.
She qualified for her second major in a row at the 2022 Wimbledon Championships where she faced world No. 2, Ons Jabeur, in the first round.
She qualified for her first WTA 1000 tournament at the 2023 Miami Open, as an unseeded player in the qualifying draw, deafeating two seeded players in a row. She was drawn to face Italian world No. 71, Jasmine Paolini, in the first round and defeated her, after dropping the first set. She was defeated by world No. 22 and 2017 French Open champion, Jeļena Ostapenko, in the second round.
She qualified for her third major tournament at the 2023 US Open, and was beaten in the first round by 32nd seed, Elise Mertens, in a third set tiebreaker.