| Previous Season: 2009 |
| Date | Event | Winner | Runner-Up |
| Feb.18 - 21 | Honda PTT LPGA Thailand | Ai Miyazato (-21) | Suzann Pettersen (-20) |
| Feb.25 - 28 | HSBC Women's Champions | Ai Miyazato (-10) | Cristie Kerr (-8) |
| Mar.25 - 28 | Kia Classic Presented by J Golf | --- | --- |
| Apr.01 - 04 | Kraft Nabisco Championship | --- | --- |
| Apr.15 - 16 | The Mojo 6 | --- | --- |
| Apr.29 - May.02 | Tres Marias Championship | --- | --- |
| May.13 - 16 | Bell Micro LPGA Classic | --- | --- |
| May.20 - 23 | Sybase Match Play Championship | --- | --- |
| Jun.10 - 13 | State Farm Classic | --- | --- |
| Jun.18 - 20 | ShopRite LPGA Classic | --- | --- |
| Jun.24 - 27 | LPGA Championship | --- | --- |
| Jul.01 - 04 | Jamie Farr Owens Corning Classic | --- | --- |
| Jul.08 - 11 | U.S. Women's Open Championship | --- | --- |
| Jul.22 - 25 | Evian Masters | --- | --- |
| Jul.29 - Aug.01 | Ricoh Women's British Open | --- | --- |
| Aug.20 - 22 | Safeway Classic | --- | --- |
| Aug.26 - 29 | CN Canadian Women's Open | --- | --- |
| Sep.10 - 12 | P&G NW Arkansas Championship | --- | --- |
| Sep.30 - Oct.03 | Acapulco LPGA Classic | --- | --- |
| Oct.07 - 10 | Navistar LPGA Classic | --- | --- |
| Oct.14 - 17 | CVS/pharmacy LPGA Challenge | --- | --- |
| Oct.22 - 24 | Sime Darby LPGA Malaysia | --- | --- |
| Oct.29 - 31 | LPGA Hana Bank Championship | --- | --- |
| Nov.05 - 07 | Mizuno Classic | --- | --- |
| Nov.11 - 14 | Lorena Ochoa Invitational | --- | --- |
| Nov.18 - 21 | LPGA Tour Championship | --- | --- |
