The 1972 U.S. Professional Indoor was a men's tennis tournament played on indoor carpet courts.

It was played at the Spectrum in Philadelphia, Pennsylvania in the United States that was part of the 1972 World Championship Tennis circuit.

Total attendance for the tournament was 57,282.

[1] First-seeded Rod Laver won the singles title, his third at the event after 1969 and 1970.

[4] Rod Laver defeated Ken Rosewall 4–6, 6–2, 6–2, 6–2 [4] Arthur Ashe / Robert Lutz defeated John Newcombe / Tony Roche 6–3, 6–7, 6–3