Il 1966 Campeonato Argentino de Rugby was won by selection of Buenos Aires beating in the final the selection of Tucumán
That year in Argentina rugby union The Buenos Aires Championship was won by Belgrano AC The Cordoba Province Championship was won by La Tablada The North-East Championship was won by Los Tarcos The "Unión de Rugby del Norte" take definitely the name of Unión de Rugby de Tucumán The "Gazelles", Under-23 South African selection visit Argentina
Knock out stages PRELIMINARY20 JuneNoreste-Valle de Lerma6-15 (extra time)Salta20 JuneRosario--3 - 0San Juan (forfeited)19 JuneCórdoba-Cuyo22 - 6Córdoba25 MayRio Negro y Neuquén-Buenos Aires3 - 48General Roca
QUARTER FINALS17 JulyTucumán-Valle de Lerma17 - 8Tucumán17 JulySur-Rosario0 - 26Bahia Blanca17 JulyMar del Plata-Córdoba0 - 5Mar del Plata17 JulySanta Fe-Buenos Aires6 - 36Santa Fe
Semifinals
Tucuman: C. Ponce, G. Casanova, H. Barbero, A. Alonso, N. Antoni, W. Rumboll, J. Frías Silva, J. Paz, J. Ghirin¬ghelli, J. C. Ghiringhelli, J. Lomáscolo, S. Bellomio, S. Poujade, R. Roldán, M. Gasparre. Rosario J. Seaton, E. España, G. Escobar, J. Scilabra, J. Bresciaroli, J. Caballero, C. Cristi, M. Chesta, R. Seaton, R. Esmendi, M. Bouza, L. Belizan, M. Pavón, J. Costante, J. Imhoff.
Cordoba D. Morgán, C. Cornille, A. Pagano, M. Pascual, E. Neri, R. Cazenave, A. Etchegaray, R. Loyola, E. Elowson, G. Plesky, B. Otaño, L. García Yáñez, G. Me Cormick, R. Handley, R. Foster. Buenos Aires F. Mezquida, R. Mule, J. Mancini, E. Quetglas, L. Rodríguez, C. Feretti, J. Del Valle, P. Demo, J. Masjoan, J. Ramírez, E. Cornella, J. Imasi, J. Coceo, C. Félix, G. Ribeca.
Final
Tucumàn: C. Ponce, G. Casanova, R. Cuello, A. Alonso, N. Antoni, F. Burgos, J. Frías Silva, J. Paz, J. Ghiringhelli, J. C. Ghiringhelli, E. Bellomio, H. Roldán, S. Poujade, R. Roldán, F. Bach. Buenos Aires : D. Morgan, E. Neri, M. Pascual, A Pagano, C. Cornille, R. Cazenave, L. Gradín, L. García Yáñez, N. González del Solar, G. Me Cormick, B. Otaño, A. Anthony, A. Dunn, G. Plesky, R. Loyola.
Notes
External links Memorias de la UAR 1966 Rugby Archive