1978 Monte Carlo WCT

The 1978 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. The tournament was part of the WCT Tour, which was incorporated into the 1978 Colgate-Palmolive Grand Prix circuit. It was the 72nd edition of the event and was held from 10 April through 16 April 1978. Raúl Ramírez, the no. 5 seed, won the singles title.^[3]

1978 Monte Carlo Open
Date	10–16 April
Edition	72nd
Category	Grand Prix circuit (WCT)
Draw	32S / 16D
Prize money	$175,000
Surface	Clay / outdoor
Location	Roquebrune-Cap-Martin, France
Venue	Monte Carlo Country Club
Champions
Singles
Raúl Ramírez [1]
Doubles
Peter Fleming / Tomáš Šmíd[2]

Finals

Singles

Raúl Ramírez defeated Tomáš Šmíd 6–3, 6–3, 6–4

• It was Ramírez' 2nd singles title of the year and the 15th of his career.

Doubles

Peter Fleming / Tomáš Šmíd defeated Jaime Fillol / Ilie Năstase 6–4, 7–5