Txomin Nagore Arbizu (Domingo in Spanish; born 26 August 1974) is a Spanish former professional footballer who played as a defensive midfielder.
He amassed La Liga totals of 168 matches and four goals over eight seasons, representing Athletic Bilbao, Numancia, Atlético Madrid and Mallorca.
Starting out at Osasuna, he added 361 appearances in Segunda División, mainly with Numancia.