Florence 1978
Jose Luis Clerc won the title, beating Patrice Dominguez 6–4 6–2 6–1 in the final.
Main draw 32 players
- 1🇮🇹Corrado BarazzuttiRound of 32 · Lost to Gianni Ocleppo
- 2🇺🇸Harold SolomonRound of 32 · Lost to Belus Prajoux
- 3🇦🇺John AlexanderSemifinals · Lost to Jose Luis Clerc
- 4🇮🇹Adriano PanattaRound of 16 · Lost to Rick Fagel
- 5🇫🇷Jean Francois CaujolleRound of 16 · Lost to Lito Alvarez
- 6🇫🇷Patrice DominguezFinal · Lost to Jose Luis Clerc
- 7🇫🇷Christophe Roger-VasselinRound of 16 · Lost to Jiri Granat
- 8🇨🇴Ivan MolinaRound of 16 · Lost to Jose Luis Clerc
- 🇦🇷Jose Luis ClercFinal · Champion
- 🇪🇸Angel GimenezSemifinals · Lost to Patrice Dominguez
- 🇨🇿Jiri GranatQuarterfinals · Lost to Angel Gimenez
- 🇦🇷Lito AlvarezQuarterfinals · Lost to John Alexander
- 🇪🇨Ricardo YcazaQuarterfinals · Lost to Jose Luis Clerc
- 🇺🇸Rick FagelQuarterfinals · Lost to Patrice Dominguez
- 🇨🇱Belus PrajouxRound of 16 · Lost to Ricardo Ycaza
- 🇮🇹Gianni OcleppoRound of 16 · Lost to Angel Gimenez
- 🇦🇷Ricardo CanoRound of 16 · Lost to Patrice Dominguez
- 🇺🇸Steve KrulevitzRound of 16 · Lost to John Alexander
- 🇦🇺Barry Phillips MooreRound of 32 · Lost to Ricardo Ycaza
- 🇫🇷Christophe FreyssRound of 32 · Lost to Patrice Dominguez
- 🇦🇺David CarterRound of 32 · Lost to Jose Luis Clerc
- 🇮🇹Fabrizio FanucciRound of 32 · Lost to Rick Fagel
- 🇫🇷Georges GovenRound of 32 · Lost to Ricardo Cano
- 🇦🇹Hans KaryRound of 32 · Lost to Ivan Molina
- 🇬🇧John FeaverRound of 32 · Lost to Lito Alvarez
- 🇦🇺John JamesRound of 32 · Lost to John Alexander
- 🇿🇦John YuillRound of 32 · Lost to Steve Krulevitz
- 🇳🇱Louk SandersRound of 32 · Lost to Jean Francois Caujolle
- 🇳🇿Onny ParunRound of 32 · Lost to Jiri Granat
- 🇮🇹Patrizio ParriniRound of 32 · Lost to Angel Gimenez
- 🇦🇺Terry RocavertRound of 32 · Lost to Adriano Panatta
- 🇺🇸Van WinitskyRound of 32 · Lost to Christophe Roger-Vasselin