Costin Ion losses
Over 14 years as a professional, Costin Ion has compiled a 11-6-2 (6) record. He has six losses.
6. Costin Ion loses to Wyatt Sanford via KO
On September 3, 2026 Costin Ion faced Wyatt Sanford in a lightweight bout. Ion was 31 years old with a record of 11-5-2, and Sanford was 0 with a record of 0-0. Ion was coming off a win. Sanford stopped Ion via TKO in the 2nd round.
5. Costin Ion loses to Zelfa Barrett via points decision
On November 25, 2023 Costin Ion faced Zelfa Barrett in a super featherweight bout. Ion was 29 years old with a record of 10-4-2, and Barrett was 30 with a record of 29-2. Ion was coming off a loss, while Barrett was coming off a win. Ion lost via points decision. Went the distance with Barrett.
4. Costin Ion loses to Aqib Fiaz via points decision
On May 27, 2023 Costin Ion faced Aqib Fiaz. Ion was 28 years old with a record of 10-3-2, and Fiaz was 0 with a record of 0-0. Ion was on a 2-fight winning streak. Ion lost via points decision. Went the distance with Fiaz.
3. Costin Ion loses to Bernard Angelo Torres via split decision
On December 19, 2020 Costin Ion faced Bernard Angelo Torres. Ion was 26 years old with a record of 8-2-2, and Torres was 0 with a record of 0-0. Ion was on a 2-fight winning streak. Ion lost via split decision. Went the distance with Torres.
2. Costin Ion loses to Eduardo Valverde via points decision
On May 18, 2019 Costin Ion faced Eduardo Valverde. Ion was 24 years old with a record of 6-1-2, and Valverde was 0 with a record of 0-0. Ion was on a 2-fight winning streak. Ion lost via points decision. Went the distance with Valverde.
1. Costin Ion loses to Ivan Ruiz Peranton via unanimous decision
On June 30, 2012 Costin Ion faced Ivan Ruiz Peranton. Ion was 17 years old with a record of 0-0, and Peranton was 0 with a record of 0-0. Ion lost via unanimous decision. Went the distance with Peranton.