| 1983 LPGA Championship | |
| Dates: | June 9–12, 1983 |
| Location: | Mason, Ohio |
| Course: | Jack Nicklaus Golf Center Grizzly Course |
| Tour: | LPGA Tour |
| Par: | 72 |
| Yardage: | [1] [2] |
| Format: | Stroke play - 72 holes |
| Cut: | 151 (+7) |
| Purse: | $200,000 |
| Winners Share: | $30,000 |
| Champion: |  Patty Sheehan |
| Score: | 279 (−9) |
| Previous: | 1982 |
| Next: | 1984 |
The 1983 LPGA Championship was the 29th LPGA Championship, played June 9–12 at Jack Nicklaus Golf Center at Kings Island in Mason, Ohio, a suburb northeast of Cincinnati.
Seven strokes back after the third round, Patty Sheehan shot a 66 (−6) to win the first of her six major titles, two strokes ahead of runner-up Sandra Haynie, the 54-hole
Sunday, June 12, 1983
| Place | Player | Score | To par | Money ($) | |||
|---|---|---|---|---|---|---|---|
| 1 | Patty Sheehan | 68-71-74-66=279 | −9 | 30,000 | |||
| 2 | Sandra Haynie | 70-69-67-75=281 | −7 | 19,600 | |||
| 3 | Debbie Massey | 68-74-71-70=283 | −5 | 14,000 | |||
| align=center rowspan=2 | T4 | JoAnne Carner | 68-74-70-72=284 | align=center rowspan=2 | −4 | align=center rowspan=2 | 9,000 |
| Christa Johnson | 70-70-75-69=284 | ||||||
| align=center rowspan=2 | T6 | Pat Bradley | 73-71-71-70=285 | align=center rowspan=2 | −3 | align=center rowspan=2 | 6,700 |
| Vicki Tabor | 71-70-71-73=285 | ||||||
| align=center rowspan=3 | T8 | Dale Eggeling | 73-71-73-69=286 | align=center rowspan=3 | −2 | align=center rowspan=3 | 5,400 |
| Alice Miller | 70-72-73-71=286 | ||||||
| Alexandra Reinhardt | 67-68-75-76=286 |