| | | | | | | | | | ARI | ATL | BAL | BOS | CHA | CHN | CIN | CLE | COL | DET | FLO | HOU | KCA | LAA | LAN | | MIL | MIN | NYA | NYN | OAK | PHI | PIT | SDN | SFN | SEA | SLN | TBA | TEX | TOR | WAS | | Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers |  | Oakland Athletics Pitching Staff Chart |
| | Year | Starting Pitchers | Closer | Bullpen | | 2010 112-50 | Halladay
25-9, 3.25 | Webb
21-7, 3.79 | Harden
11-10, 5.39 | Matsuzaka
15-4, 5.11 | Porcello
11-5, 3.82 | Papelbon
40 SV, 0.97 | Wilson
61 G, 2.97 | Papelbon
59 G, 0.97 | Fulchino
58 G, 2.35 | | 2011 100-62 | Halladay
20-9, 3.40 | Webb
18-7, 3.02 | Harden
14-10, 3.88 | Porcello
16-11, 4.22 | Costello
7-3, 3.81 | Papelbon
37 SV, 2.31 | Papelbon
64 G, 2.31 | Wilson
58 G, 2.09 | Grilli
50 G, 3.41 | | 2012 111-51 | Wainwright
20-10, 3.40 | Webb
20-5, 2.92 | Costello
18-6, 3.28 | Halladay
12-7, 3.28 | Porcello
13-5, 4.57 | Papelbon
32 SV, 1.65 | Wilson
71 G, 3.03 | Francisco
66 G, 3.96 | Papelbon
53 G, 1.65 | | 2013 106-56 | Halladay
16-6, 3.40 | Wainwright
15-8, 3.51 | Costello
10-10, 4.15 | Webb
12-9, 3.51 | Williamson
10-7, 5.11 | Papelbon
39 SV, 2.88 | Papelbon
66 G, 2.88 | MacFadden
63 G, 3.17 | Francisco
57 G, 3.82 | | 2014 101-61 | Halladay
8-10, 3.95 | Wainwright
17-9, 3.23 | Costello
15-10, 5.00 | Webb
10-9, 4.96 | Williamson
9-4, 5.21 | Broxton
33 SV, 4.88 | MacFadden
64 G, 4.23 | Broxton
63 G, 4.88 | Rodriguez
60 G, 4.17 | | 2015 100-62 | Halladay
11-8, 5.38 | Wainwright
16-7, 3.24 | Costello
13-6, 5.22 | Porcello
15-8, 4.97 | Williamson
9-9, 5.05 | Francisco
33 SV, 3.90 | Clark
69 G, 4.27 | Francisco
57 G, 3.90 | Thornton
57 G, 4.65 | | 2016 123-39 | Williamson
19-2, 3.73 | Halladay
19-3, 2.82 | Porcello
16-9, 3.68 | Wainwright
16-6, 2.56 | Jurrjens
8-4, 5.93 | Francisco
38 SV, 2.19 | Clark
64 G, 2.10 | Francisco
59 G, 2.19 | Sampson
54 G, 2.77 | | 2017 0-0 | | | | | | | | | | | | Top 5 pitchers in Games Started, Top pitcher in Saves and Top 3 pitchers in Games | |
