A professional since May 2022, Nur Turhan defeated
Edith Soledad Matthysse via unanimous decision at City Square in
Tetovo, North Macedonia, to claim the vacant
WBF female
light-welterweight title in her fifth pro-fight on 29 July 2023. Returning to Tetovo for her next bout, she faced
Kirsty Hill for the vacant
WBC International female
super-featherweight title at the city's Gymnasium Sport Hall on 28 November 2023, winning by unanimous decision. Nur Turhan added the vacant
WBA Gold female super-featherweight title to her collection with a unanimous decision victory over Lara Altamirano at
Ostermann-Arena in
Leverkusen, Germany, on 4 May 2024. In April 2025, Nur Turhan signed a promotional contract with
Eddie Hearn led
Matchroom Boxing. She challenged WBA
interim female super-featherweight champion
Rima Ayadi at the Salle du Casino in
Enghien-les-Bains, France, on 28 August 2025, winning by stoppage in the sixth round. Nur Turhan faced unbeaten
IBF female lightweight champion
Beatriz Ferreira at
Salle des Étoiles in
Monte Carlo on 6 December 2025. She knocked her opponent to the canvas in the first round and again in the fifth at which point the referee stopped the fight, handing her the win, and the title, via technical knockout. She was named 2025 Women's Fighter of the Year by both
BoxingScene and
The Sporting News. Having renewed her promotional contract with Matchroom, Nur Turhan made the first defense of her title against Taylah Gentzen at
Newcastle Arena in England on 31 January 2026. She won by split decision with two of the ringside judges scoring the bout in her favour 98–92 and 96–94 respectively while the third had it 97–93 for her opponent. ==Professional boxing record==