Unión Marplatense de Rugby

The Mar del Plata Rugby Union (Spanish: Unión de Rugby de Mar del Plata), abbreviated URMDP, is the organisational body that rules the game of rugby union in Mar del Plata town and cities of the south of Buenos Aires Province. The stadium of Villa Marista is used for rugby matches played by the Union representative side.

Apart from Mar del Plata, the Union has teams from the cities of Balcarce, Dolores, Mar de Ajó, Miramar, Necochea, Tandil and Villa Gesell. The union was founded in 1951, and become a member of the Argentine Rugby Union that same year.