Maria Eduarda, also known as Duda Santana, is a Brazilian professional Muay Thai fighter, kickboxer, and mixed martial artist. She is a three-time Brazilian Muay Thai champion and the winner of the LWC Super Champ tournament.
On 24 February 2024, Maria Eduarda defeated her compatriot Day Vieira at the 3M Fight event in Brazil, earning her second championship title within the promotion.
On 16 March 2024, at a joint event organized by AITMA and IMTF in Thailand, Maria Eduarda captured the championship title by scoring a first-round knockout.
On 27 April 2024, in her second appearance at the Rajadamnern World Series, Maria Eduarda scored a second-round TKO victory over EnglandâÂÂs Daniela Miranda.
On 15 June 2024, at the EM Legend 46 event held in China, Maria Eduarda defeated ChinaâÂÂs Qi Qiulan by decision under kickboxing rules.
In 2024, at the Thai Fight four-woman tournament, Maria Eduarda earned a decision victory over EnglandâÂÂs Brunilda Dushku to advance to the final, where she lost by decision to the Thai fighter Fahsai Aor. Yutthachai.
On 5 July 2025, Maria Eduarda competed in the LWC Super Champ eight-woman tournament. She defeated the Thai fighter Pancake Kiattithongyot in the quarterfinals and later that same evening earned a decision win over FranceâÂÂs Justine Desportes in the semifinals, securing her place in the final.
On 16 August 2025, in the tournament final, Maria Eduarda defeated the Thai fighter Karaked by decision over five 2-minute rounds, winning the LWC Super Champ tournament.
On 4 October 2025, Maria Eduarda challenged BrazilâÂÂs Bárbara Aguiar for the bantamweight title at Rajadamnern Stadium, losing the bout by split decision. Since Aguiar failed to make the required weight, the title remained vacant following the fight.
|- style="background:#;" | 2026-04-04 || || align=left| Pinpetch Mor.RajabhatKorat || Rajadamnern World Series || Bangkok, Thailand || || ||
|- style="background:#fbb;" | 2026-01-31 || Loss || align=left| Eeva Pohto || Rajadamnern World Series || Bangkok, Thailand || Split Decision || 3 || 2:00
|- style="background:#fbb;" | 2025-12-26 || Loss || align=left| Somratsamee Manop Muay Thai Gym || Road to Rajadamnern || Bangkok, Thailand || Split Decision || 3 || 2:00
|- style="background:#cfc;" | 2025-11-15 || Win ||align="left" | Joanne âÂÂThe Lionessâ La || Road To Rajadamnern x Rebellion || Melbourne, Australia || Split Decision || 3 || 3:00
|- style="background:#fbb;" | 2025-10-04 || Loss ||align=left| Bárbara Aguiar || Rajadamnern World Series || Bangkok, Thailand || Split Decision || 5 || 2:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2025-08-16 || Win||align="left" | Karaked || LWC Super Champ, Final || Bangkok, Thailand ||Decision || 5 ||2:00 |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2025-07-05 || Win || align=left| Justine Desportes || LWC Super Champ, Semifinals || Bangkok, Thailand || Decision || 3 || 3:00
|- style="background:#cfc;" | 2025-07-05 || Win || align=left| Pancake Kiattithongyot || LWC Super Champ, Quarterfinals || Bangkok, Thailand || Decision || 3 || 3:00
|- style="background:#cfc;" | 2025-05-10 || Win || align=left| Zarina Islamova || Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 2:00
|- style="background:#fbb;" | 2025-02-15 || Loss || align=left| Pancake Kiattithongyot || Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 2:00
|- style="background:#fbb;" | 2024-12-22 || Loss || align=left| Fahsai Aor.Yutthachai || THAI FIGHT Phayao (Finals) || Phayao Province, Thailand || Decision || 3 || 2:00
|- style="background:#fbb;" | 2024-11-30 || Loss || align=left| Zhang Ruohan || Wusheng TongâÂÂan World Kungfu Championship || Xiamen, China || Decision || 3 || 2:00
|- style="background:#cfc;" | 2024-11-17 || Win || align=left| Brunilda Dushku || SUPER FIGHT KARD CHUEK â THAI FIGHT LEAGUE #56 || Tawanna, Bang Kapi, Thailand || Decision || 3 || 2:00
|- style="background:#fbb;" | 2024-11-02 || Loss || align=left| Kwanjai Kwanjai Muay Thai Gym || Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 2:00
|- style="background:#cfc;" | 2024-09-28 || Win || align=left| Karaked Krueangduem Commando Gym || Rajadamnern World Series || Bangkok, Thailand || TKO || 2 || 0:56
|- style="background:#fbb;" | 2024-08-24 || Loss || align=left| Somratsamee Manop Muay Thai Gym || Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 2:00
|- style="background:#c5d2ea;" | 2024-07-13 || Draw || align=left| Mayree Khongsittha Muay Thai || Rajadamnern World Series || Bangkok, Thailand || Draw || 3 || 2:00
|- style="background:#cfc;" | 2024-06-15 || Win || align=left| Qi Qiulan || EM Legend 46 || Chongqing, China || Decision || 3 || 3:00
|- style="background:#cfc;" | 2024-05-25 || Win || align=left| Sevgi || Rajadamnern World Series || Bangkok, Thailand || Decision (Unanimous) || 3 || 2:00
|- style="background:#cfc;" | 2024-04-27 || Win || align=left| Daniela Miranda || Rajadamnern World Series || Bangkok, Thailand || TKO || 2 || 1:14
|- style="background:#fbb;" | 2024-03-30 || Loss || align=left| Nongnook || Rajadamnern World Series || Nakhon Ratchasima Province, Thailand || Decision (Unanimous) || 3 || 2:00
|- style="background:#cfc;" | 2024-03-16 || Win ||align=left| Thitaporn Phetnongthee || AITMA & IMTF World Championships || Ayutthaya, Thailand || KO || 1 || -- |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2024-02-24 || Win ||align=left| Day Vieira || 3M Fight #4: Fire || Caraguatatuba, Brazil || - || - || - |- ! style=background:white colspan=9 |
|- style="background:#fbb;" | 2023-09-24 || Loss ||align=left| Bárbara Zompero || War Muay Thai Fight || Brazil || Decision || 3 || 2:00
|- style="background:#cfc;" | 2023-05-28 || Win ||align=left| Wandinha Singha || War Muay Thai Fight || Brazil || Decision || 3 || 2:00
|- style="background:#cfc;" | 2023-03-25 || Win ||align=left| Nawira Ferreira || 3M Fight #1 || Caraguatatuba, Brazil || Decision || - || - |- ! style=background:white colspan=9 |
|- style="background:#cfc;" | 2022-07-31 || Win ||align=left| Lediane Gabrielle || Rei Fight / War Muay Thai Fight || São Paulo, Brazil || Decision || 3 || 3:00
|- style="background:#cfc;" | 2022-05-25 || Win ||align=left| Joelma ÃÂguia || Desafio The King TK9 || São Paulo, Brazil || KO || 2 || --
|- style="background:#cfc;" | 2022-05-07 || Win ||align=left| Maiara Fernandes || Arena Fight || Santos, Brazil || TKO || 3 || --