# 1978 Florida Federal Open – Singles

Virginia Ruzici was the defending champion, but did not compete this year.
Virginia Wade won the title by defeating Anna-Maria Fernandez 6–4, 7–6$^{(7–1)}$ in the final.

## Seeds

No seeds were declared for this tournament.

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| Regina Maršíková | Regina Maršíková | 6 | 0 | 3 | | | | |
| Virginia Wade | Virginia Wade | 2 | 6 | 6 | | | | |
| Virginia Wade | Virginia Wade | 2 | 6 | 6 | Virginia Wade | Virginia Wade | 6 | 7$^7$ |
| | | | | | Anna-Maria Fernandez | Anna-Maria Fernandez | 4 | 6$^1$ |
| Wendy Turnbull | Wendy Turnbull | 6 | 7 | 0 | Anna-Maria Fernandez | Anna-Maria Fernandez | 4 | 6$^1$ |
| Anna-Maria Fernandez | Anna-Maria Fernandez | 7 | 5 | 6 | | | | |

### Top half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| M Navratilova | 6 | 6 | | | | | | | | | | | | |
| Z Liess | 1 | 3 | | M Navratilova | 6 | 3 | 6 | | | | | | | |
| L duPont | 1 | 3 | | S Margolin | 2 | 6 | 2 | | | | | | | |
| S Margolin | 6 | 6 | | | | | | M Navratilova | 3 | 6 | | | | |
| R Maršíková | 7 | 6 | | | | | | R Maršíková | 6 | 7 | | | | |
| V Ziegenfuss | 5 | 3 | | R Maršíková | 4 | 6 | 6 | | | | | | | |
| B Norton | 6 | 6 | | B Norton | 6 | 0 | 1 | | | | | | | |
| A Smith | 4 | 4 | | | | | | | | | R Maršíková | 6 | 0 | 3 |
| V Wade | 6 | 6 | | | | | | | | | V Wade | 2 | 6 | 6 |
| C Stoll | 4 | 1 | | V Wade | 6 | 6 | | | | | | | | |
| B Nagelsen | 6 | 4 | 3 | P Teeguarden | 2 | 1 | | | | | | | | |
| P Teeguarden | 0 | 6 | 6 | | | | | V Wade | 6 | 7 | | | | |
| K Reid | 6 | 6 | | | | | | K Reid | 3 | 5 | | | | |
| C Meyer | 3 | 4 | | K Reid | 6 | 6 | | | | | | | | |
| P Louie Harper | 3 | 2 | | B Hallquist | 4 | 2 | | | | | | | | |
| B Hallquist | 6 | 6 | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| L Antonoplis | 4 | 6 | 6 | | | | | | | | | | | | |
| R Gerulaitis | 6 | 2 | 3 | L Antonoplis | 6 | 6 | 4 | | | | | | | | |
| R Blount | 6 | 6 | | R Blount | 7 | 3 | 6 | | | | | | | | |
| B Stöve | 2 | 2 | | | | | | R Blount | 1 | 6 | 2 | | | | |
| J DuVall | 6 | 6 | | | | | | W Turnbull | 6 | 3 | 6 | | | | |
| S Walsh | 3 | 3 | | J DuVall | | | | | | | | | | | |
| L Forood | 1 | 1 | | W Turnbull | w/o | | | | | | | | | | |
| W Turnbull | 6 | 6 | | | | | | | | | | W Turnbull | 6 | 7 | 0 |
| B Bunge | 6 | 3 | 6 | | | | | | | | | AM Fernandez | 7 | 5 | 6 |
| J Evert | 4 | 6 | 7 | J Evert | 0 | 6 | | | | | | | | | |
| A White | 6 | 6 | | A White | 6 | 7 | | | | | | | | | |
| G Coles | 2 | 3 | | | | | | A White | 5 | 5 | | | | | |
| AM Fernandez | 6 | 6 | | | | | | AM Fernandez | 7 | 7 | | | | | |
| L Hunt | 3 | 1 | | AM Fernandez | w/o | | | | | | | | | | |
| Marlie Buehler | | | | E Cawley | | | | | | | | | | | |
| E Cawley | w/o | | | | | | | | | | | | | | |