Monte Carlo 1980
Brigitte Simon Glinel won the title, beating Isabelle Villiger 4–6 7–6 6–1 in the final.
Matches by round
29 finishedFinal
1 finishedFin
Semifinals
2 finishedFin
Fin
Quarterfinals
4 finishedFin
Fin
Fin
Fin
Round of 16
8 finishedFin
Fin
Fin
Fin
Fin
Fin
Fin
Qualifying round 3
2 finishedFin
Fin
Qualifying round 2
4 finishedFin
Fin
Fin
Fin
Qualifying round 1
8 finishedFin
Fin
Fin
Fin
Fin
Fin
Fin