Monte Carlo WCT 1978
Raul Ramirez won the title, beating Tomas Smid 6–3 6–3 6–4 in the final.
Main draw 32 players
- 1🇦🇷Guillermo VilasQuarterfinals · Lost to Raul Ramirez
- 3🇺🇸Vitas GerulaitisSemifinals · Lost to Raul Ramirez
- 4🇪🇸Manuel OrantesQuarterfinals · Lost to Tomas Smid
- 5🇲🇽Raul RamirezFinal · Champion
- 6🇮🇹Corrado BarazzuttiSemifinals · Lost to Tomas Smid
- 7🇺🇸Dick StocktonRound of 32 · Lost to Kim Warwick
- 8🇷🇴Ilie NastaseQuarterfinals · Lost to Vitas Gerulaitis
- 🇨🇿Tomas SmidFinal · Lost to Raul Ramirez
- 🇮🇹Adriano PanattaQuarterfinals · Lost to Corrado Barazzutti
- 🇮🇹Antonio ZugarelliRound of 16 · Lost to Ilie Nastase
- LL🇮🇹Gianni OcleppoRound of 16 · Lost to Adriano Panatta
- 🇪🇸Jose HiguerasRound of 16 · Lost to Raul Ramirez
- 🇦🇺Kim WarwickRound of 16 · Lost to Tomas Smid
- 🇮🇹Paolo BertolucciRound of 16 · Lost to Vitas Gerulaitis
- 🇫🇷Patrick ProisyRound of 16 · Lost to Corrado Barazzutti
- 🇵🇾Victor PecciRound of 16 · Lost to Guillermo Vilas
- 🇵🇱Wojtek FibakRound of 16 · Lost to Manuel Orantes
- 🇳🇿Chris LewisRound of 32 · Lost to Manuel Orantes
- Q🇦🇺Dick CrealyRound of 32 · Lost to Gianni Ocleppo
- 🇫🇷Francois JauffretRound of 32 · Lost to Victor Pecci
- 🇷🇴Ion TiriacRound of 32 · Lost to Patrick Proisy
- 🇨🇱Jaime FillolRound of 32 · Lost to Vitas Gerulaitis
- 🇨🇿Jan KodesRound of 32 · Lost to Guillermo Vilas
- 🇬🇧John LloydRound of 32 · Lost to Adriano Panatta
- Q🇩🇪Jurgen FassbenderRound of 32 · Lost to Raul Ramirez
- 🇦🇺Ken RosewallRound of 32 · Lost to Tomas Smid
- Q🇨🇿Pavel HutkaRound of 32 · Lost to Wojtek Fibak
- 🇺🇸Peter FlemingRound of 32 · Lost to Corrado Barazzutti
- 🇺🇸Terry MoorRound of 32 · Lost to Paolo Bertolucci
- 🇺🇸Tom LeonardRound of 32 · Lost to Antonio Zugarelli
- Q🇩🇪Ulrich PinnerRound of 32 · Lost to Jose Higueras
- 🇭🇷Zeljko FranulovicRound of 32 · Lost to Ilie Nastase