Leandro Blanc (born 2 May 1993) is an Argentine professional boxer who has held the South American light flyweight title since February 2020.

[3] The bout was later cancelled for undisclosed reasons and Blanc was rescheduled to face Ramón Velásquez for the vacant South American light flyweight title a day later.

[9] Blanc faced German Valenzuela Barreras for the WBA Fedelatin light flyweight title on 24 June 2022, on the undercard of the "KO Drugs" event.

[11] Blanc next faced Mauro Nicolas Liendro for the vacant South American light flyweight title on 22 October 2022.

[13] Blanc faced Kervin Romero for the vacant WBA Fedelatin light flyweight title on 3 June 2023, at the Club Atletico Huracan in Buenos Aires, Argentina.