The 1972–73 FIBA European Cup Winners' Cup was the seventh edition of FIBA's 2nd-tier level European-wide professional club basketball competition, contested between national domestic cup champions, running from 18 October 1972, to 21 March 1973.

[1] 1971 runner-up Spartak Leningrad, defeated Jugoplastika in the final, to become the first Soviet League team to win the competition, ending a 3-year period of Italian League dominance.

[2] It was the second straight final lost by a Yugoslav League team.

The quarter finals were played with a round-robin system, in which every Two Game series (TGS) constituted as one game for the record.

March 20, Alexandreio Melathron, Thessaloniki