1979 Monte Carlo Open

The 1979 Monte Carlo Open was a men's tennis tournament played on outdoor clay courts at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France that was part of the 1979 Colgate-Palmolive Grand Prix circuit. It was the 73rd edition of the tournament and was held from 9 April through 15 April 1979. First-seeded Björn Borg won the singles title, his second at the event after 1977.

Singles
🇸🇪 Björn Borg defeated 🇺🇸 Vitas Gerulaitis 6–2, 6–1, 6–3
 * It was Borg's 4th singles title of the year and the 43rd of his career.

Doubles
Ilie Năstase / 🇲🇽 Raúl Ramírez defeated Víctor Pecci / 🇭🇺 Balázs Taróczy 6–3, 6–4