| Starter | Tm | Tier | Game |
|---|---|---|---|
| Felix Hernandez | SEA | 5.14 | 201105220_SEA_SDN |
| Clayton Kershaw | LAN | 4.82 | 201105230_LAN_HOU |
| Tim Lincecum | SFN | 4.78 | 201105210_OAK_SFN |
| Jered Weaver | ANA | 4.11 | 201105230_OAK_ANA |
| Jaime Garcia | SLN | 3.95 | 201105220_SLN_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Tillman | BAL | -2.46 | 201105220_WAS_BAL |
| Francisco Liriano | MIN | -2.43 | 201105220_MIN_ARI |
| Sean O'Sullivan | KCA | -2.1 | 201105220_SLN_KCA |
| Jake Westbrook | SLN | -2.05 | 201105210_SLN_KCA |
| Tim Wakefield | BOS | -2.03 | 201105220_CHN_BOS |
Based on accumulated WAA for this season up to 2011-05-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 3.32 | Dan Haren | 73.3 | ANA |
| +004+ | 3.28 | James Shields | 76.7 | TBA |
| +005+ | 3.02 | Trevor Cahill | 65.3 | OAK |
| +006+ | 3 | Kyle Lohse | 74.3 | SLN |
| +010+ | 2.9 | Tim Lincecum | 70 | SFN |
| +011+ | 2.87 | Alexi Ogando | 59.7 | TEX |
| +013+ | 2.83 | Jaime Garcia | 65.3 | SLN |
| +014+ | 2.83 | Roy Halladay | 77.3 | PHI |
| +015+ | 2.79 | Josh Beckett | 57.3 | BOS |
| +019+ | 2.34 | Jered Weaver | 76.7 | ANA |
| +022+ | 2.25 | Jair Jurrjens | 50 | ATL |
| +023+ | 2.24 | Michael Pineda | 58.3 | SEA |
| +026+ | 2.2 | Shaun Marcum | 64.7 | MIL |
| +027+ | 2.18 | Zachary Britton | 59 | BAL |
| +028+ | 2.1 | Gio Gonzalez | 57.3 | OAK |
| +030+ | 2.01 | Justin Masterson | 68.3 | CLE |
| +032+ | 1.89 | Josh Collmenter | 26 | ARI |
| +033+ | 1.88 | Josh Tomlin | 59.7 | CLE |
| +046+ | 1.58 | Charlie Morton | 55 | PIT |
| +048+ | 1.56 | Justin Verlander | 73 | DET |
| +053+ | 1.54 | Carlos Villanueva | 29.3 | TOR |
| +056+ | 1.47 | Jhoulys Chacin | 60 | COL |
| +059+ | 1.45 | Ryan Vogelsong | 32.7 | SFN |
| +062+ | 1.44 | Felix Hernandez | 77.7 | SEA |
| +061+ | 1.44 | Clayton Kershaw | 70 | LAN |
_