1980 Avon Championships – Doubles
# 1980 Avon Championships – Doubles

Billie Jean King and Martina Navratilova defeated Rosemary Casals and Wendy Turnbull in the final, 6–3, 4–6, 6–3 to win the doubles tennis title at the 1980 Avon Championships. It was King's fourth and last Tour Finals title, and Navratilova's third.

Françoise Dürr and Betty Stöve were the reigning champions, but did not qualify this year.

## Seeds

* Billie Jean King / Martina Navratilova (champions)
* Rosemary Casals / Wendy Turnbull (final)

## 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

### Draw

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - |
| 1 | Billie Jean King Martina Navratilova | 6 | 6 | | | | | | |
| | Kathy Jordan Anne Smith | 4 | 3 | | | | | | |
| | Kathy Jordan Anne Smith | 4 | 3 | | 1 | Billie Jean King Martina Navratilova | 6 | 4 | 6 |
| | | | | | 2 | Rosemary Casals Wendy Turnbull | 3 | 6 | 3 |
| | Laura duPont Pam Shriver | 3 | 7 | 4 | 2 | Rosemary Casals Wendy Turnbull | 3 | 6 | 3 |
| 2 | Rosemary Casals Wendy Turnbull | 6 | 6 | 6 | | | | | |
