WTA New Jersey
The WTA New Jersey is a defunct WTA Tour affiliated tennis tournament played from 1978 to 1989. It was held in Mahwah, New Jersey in the United States and played on outdoor hard courts.
Steffi Graf was the most successful player at the tournament, winning the singles competition three times and the doubles competition in 1989 partnering American Pam Shriver.
Past finals
Singles
| Year | Champions | Runners-up | Score |
| 1978 |  Virginia Wade |  Kerry Reid | 1–6, 6–1, 6–4 |
| 1979 |  Chris Evert | Tracy Austin | 6–7, 6–4, 6–1 |
| 1980 |  Hana Mandlíková | Andrea Jaeger | 6–7, 6–2, 6–2 |
| 1981 | Hana Mandlíková | Pam Casale | 6–2, 6–2 |
| 1982 | Leigh-Anne Thompson |  Bettina Bunge | 7–6, 6–3 |
| 1983 | Jo Durie | Hana Mandlíková | 2–6, 7–5, 6–4 |
| 1984 | Martina Navratilova | Pam Shriver | 6–4, 4–6, 7–5 |
| 1985 | Kathy Rinaldi | Steffi Graf | 6–4, 3–6, 6–4 |
| 1986 | Steffi Graf | Molly Van Nostrand | 7–5, 6–1 |
| 1987 |  Manuela Maleeva-Fragnière | Sylvia Hanika | 1–6, 6–4, 6–1 |
| 1988 | Steffi Graf |  Nathalie Tauziat | 6–0, 6–1 |
| 1989 | Steffi Graf |  Andrea Temesvári | 7–5, 6–2 |
Doubles
| Year | Champions | Runners-up | Score |
| 1978 |  Ilana Kloss Marise Kruger | Barbara Potter Pam Whytcross | 6–3, 6–1 |
| 1979 | Tracy Austin  Betty Stöve |  Mima Jaušovec Regina Maršíková | 7–6, 2–6, 6–4 |
| 1980 | Martina Navratilova Candy Reynolds | Pam Shriver Betty Stöve | 4–6, 6–3, 6–1 |
| 1981 | Rosemary Casals Wendy Turnbull | Candy Reynolds Betty Stöve | 6–2, 6–1 |
| 1982 | Barbara Potter Sharon Walsh | Rosemary Casals Wendy Turnbull | 6–1, 6–4 |
| 1983 | Jo Durie Sharon Walsh | Rosalyn Fairbank Candy Reynolds | 4–6, 7–5, 6–3 |
| 1984 | Martina Navratilova Pam Shriver | Jo Durie Ann Kiyomura | 7–6, 3–6, 6–2 |
| 1985 | Kathy Jordan Elizabeth Smylie | Claudia Kohde-Kilsch Helena Suková | 7–6, 6–3 |
| 1986 | Betsy Nagelsen Elizabeth Smylie | Steffi Graf Helena Suková | 7–6, 6–3 |
| 1987 | Gigi Fernández Lori McNeil | Anne Hobbs Elizabeth Smylie | 6–3, 6–2 |
| 1988 | Jana Novotná  Helena Suková | Gigi Fernández Robin White | 6–3, 6–2 |
| 1989 | Steffi Graf Pam Shriver | Louise Allen  Laura Gildemeister | 6–2, 6–4 |