1991 Monte Carlo Open

The 1991 Monte Carlo Open was a men's tennis tournament played on outdoor clay courts. It was the 85th edition of the Monte Carlo Open, and was part of the ATP Championship Series, Single-Week of the 1991 ATP Tour. It took place at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France, near Monte Carlo, Monaco, from 22 April through 28 April 1991.

1991 Monte Carlo Open
Date	22–28 April
Edition	85th
Category	ATP Championship Series, Single-Week
Draw	56S / 28D
Prize money	$750,000
Surface	Clay / outdoor
Location	Roquebrune-Cap-Martin, France
Venue	Monte Carlo Country Club
Champions
Singles
Sergi Bruguera[1]
Doubles
Sergio Casal / Emilio Sánchez[2]

The men's singles field was headlined by Stefan Edberg and Boris Becker. Other top seeds in the field were Guy Forget, Andre Agassi, and Goran Ivanišević. Ninth-seeded Sergi Bruguera won the singles title.^[3]

Finals

Singles

Main article: 1991 Monte Carlo Open – Singles

Sergi Bruguera defeated Boris Becker, 5–7, 6–4, 7–6^(8–6), 7–6^(7–4)

• It was Bruguera's 2nd singles title of the year and of his career.

Doubles

Main article: 1991 Monte Carlo Open – Doubles

Luke Jensen / Laurie Warder defeated Paul Haarhuis / Mark Koevermans, 5–7, 7–6, 6–4