1980 Colgate Series Championships
The 1980 Colgate Series Championships was a women's tennis tournament played on indoor carpet courts at the Capital Centre in Landover, Maryland in the United States that was the season-ending tournament of the 1980 Colgate [World Championship Series]. The eight singles players with the most ranking points qualified for the tournament. It was the fourth edition of the tournament and was held from January 7 through January 12, 1981. Tracy Austin won the singles title and earned $75,000 first-prize money.
Finals
Singles
defeated Andrea Jaeger 6–2, 6–2Doubles
/ Wendy Turnbull defeated Candy Reynolds / Paula Smith 6–3, 4–6, 7–6Prize money
| Event | W | F | 3rd | 4th | 5th | 6th | 7th | 8th |
| Singles | $75,000 | $40,000 | $22,000 | $17,800 | $11,000 | $9,000 | $7,000 | $6,000 |
| Doubles | $30,000 | $16,000 | $10,000 | $7,000 | NA | NA | NA | NA |
Doubles prize money is per team.