1973 US Open – Men's singles

Men's singles
1973 US Open
Champion John Newcombe
Runner-up Jan Kodeš
Score6–4, 1–6, 4–6, 6–2, 6–3
Draw128
Seeds16

John Newcombe defeated Jan Kodeš in the final, 6–4, 1–6, 4–6, 6–2, 6–3 to win the men's singles tennis title at the 1973 US Open. It was his second US Open singles title and sixth major singles title overall.

Ilie Năstase was the defending champion, but lost in the second round to Andrew Pattison.