Tim Mayotte Singles 33 (12-11) Singles 33 (12-11)

| Outcome | Date_ | Championship | Surface | Opponent_in_the_final | Score_in_the_final |
|---|---|---|---|---|---|
| Runner-up | October 5, 1981 | Maui , U.S. | Hard | Hank Pfister | 4–6, 4–6 |
| Runner-up | March 22, 1982 | Strasbourg WCT , France | Carpet | Ivan Lendl | 0–6, 5–7, 1–6 |
| Runner-up | June 21, 1982 | Bristol , England | Grass | John Alexander | 3–6, 4–6 |
| Runner-up | July 16, 1984 | Newport , U.S. | Grass | Vijay Amritraj | 6–3, 4–6, 4–6 |
| Winner | February 18, 1985 | Delray Beach , U.S. | Hard | Scott Davis | 4–6, 4–6, 6–3, 6–2, 6–4 |
| Runner-up | April 15, 1985 | Dallas , U.S. – WCT Finals | Carpet | Ivan Lendl | 6–7 (4–7) , 4–6, 1–6 |
| Runner-up | February 3, 1986 | Philadelphia , U.S. | Carpet | Ivan Lendl | w/o |