The 1972 Commercial Union Assurance Masters was a tennis tournament played on indoor hard courts at Palau Blaugrana in Barcelona in Spain. It was the 3rd edition of the Masters Grand Prix and was held from 28 November through 2 December 1972. Ilie Năstase won the title. Final Singles Ilie Năstase defeated Stan Smith 6–3, 6–2, 3–6, 2–6, 6–3 It was Năstase's 18th title of the year and the 34th of his career. See also 1972 World Championship Tennis Finals References Comm Grand Prix tennis circuit year-end championships Commercial Union Assurance Masters Commercial Union Assurance Masters Commercial Union Assurance Masters Commercial Union Assurance Masters