Stephanie Piñeiro Aquino (born July 18, 1990) is a Puerto Rican professional boxer. She held the interim WBA female welterweight title from September 2025 until April 2026.
Professional career Piñeiro vs. Houle Piñeiro turned professional in 2019. She compiled a record of 7–0 before facing Marie Pier Houle for the vacant interim WBA female welterweight title at Coliseo Rubén Rodríguez in Bayamón, Puerto Rico, on September 12, 2025, winning via third round stoppage.
Piñeiro vs. Sánchez At the same venue at which she won the interim title, Piñeiro successfully defended it against former three-weight world champion, Anahí Ester Sánchez, with a unanimous decision victory on November 22, 2025.
Piñeiro vs. Price Piñeiro challenged unified WBC, IBF, WBA and The Ring female welterweight champion Lauren Price at Cardiff International Arena in Cardiff, Wales on April 4, 2026. Piñeiro lost the 10-round title bout by unanimous decision.
Piñeiro vs. Vázquez Piñeiro is scheduled to face undefeated Litzy Vázquez for the vacant WBC and WBA female super-lightweight titles at Coliseo Rubén Rodríguez in Bayamón, Puerto Rico, on December 5, 2026.
Professional boxing record
ResultRecordOpponentTypeRound, timeDateLocationNotes11Loss10–1Lauren PriceUD10Apr 4, 202610Win10–0Anahí Ester SánchezUD10Nov 22, 20259Win9–0Marie Pier HouleTKO2 (10), Sep 12, 20258Win8–0Kalindra FariaUD8Dec 7, 20247Win7–0Diana Tapia CastroUD10Jun 15, 20246Win6–0Simone Aparecida da SilvaUD6Dec 2, 20235Win5–0Miranda BarberUD6Sep 2, 20234Win4–0Yamila ReynosoUD6Feb 11, 20233Win3–0Deseree JamisonTKO1 (6), Dec 3, 20222Win2–0Andrea WrightTKO1 (6), Jan 25, 20201Win1–0Annette PabelloUD6Sep 14, 2019
See also List of female boxers List of southpaw stance boxers
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