1981 Daihatsu Challenge
The 1981 Daihatsu Challenge was a women's singles tennis tournament played on indoor carpet courts at the Brighton Centre in Brighton in England. The event was part of the Category 4 tier of the 1981 Toyota Series. It was the fourth edition of the tournament and was held from 19 October through 25 October 1981. Seventh-seeded Sue Barker won the singles title and earned $22,000 first-prize money.
Finals
Singles
Sue Barker defeated Mima Jaušovec 4–6, 6–1, 6–1Doubles
Barbara Potter / Anne Smith defeated Mima Jaušovec / Pam Shriver 6–7, 6–3, 6–4Prize money
| Event | W | F | SF | QF | Round of 16 | Round of 32 |
| Singles | $22,000 | $11,000 | $5,500 | $2,800 | $1,500 | $750 |