The 1989 Lipton International Players Championships was a tennis tournament played on outdoor hard courts. It was the 5th edition of the Miami Masters and was part of the 1989 Nabisco Grand Prix and of Category 5 of the 1989 WTA Tour. The tournament took place at the Tennis Center at Crandon Park in Key Biscayne, Florida in the United States from March 20 through April 3, 1989.
| 1989 Lipton International Players Championships | |
|---|---|
| Date | March 20 – April 3 |
| Edition | 5th |
| Surface | Hard / outdoor |
| Location | Key Biscayne, Florida, U.S. |
| Venue | Tennis Center at Crandon Park |
| Champions | |
| Men's singles | |
 Ivan Lendl | |
| Women's singles | |
 Gabriela Sabatini | |
| Men's doubles | |
 Jakob Hlasek /  Anders Järryd | |
| Women's doubles | |
| Jana Novotná / Helena Suková | |
Finals edit
Men's singles edit
Ivan Lendl defeated 
Thomas Muster by walkover
- It was Lendl's 3rd title of the year and the 82nd of his career.
- Muster could not play the final because he was hit by a drunk driver on the eve of the final.
Women's singles edit
Gabriela Sabatini defeated 
Chris Evert 6–1, 4–6, 6–2
- It was Sabatini's 1st title of the year and the 19th of her career.
Men's doubles edit
Jakob Hlasek / Anders Järryd defeated Jim Grabb / Patrick McEnroe 6–3 (Grabb and McEnroe retired)
- It was Hlasek's 3rd title of the year and the 9th of his career. It was Järryd's 1st title of the year and the 43rd of his career.
Women's doubles edit
Jana Novotná / Helena Suková defeated Gigi Fernández / Lori McNeil 7–6(7–5), 6–4
- It was Novotná's 4th title of the year and the 16th of her career. It was Suková's 4th title of the year and the 36th of her career.