Jon Matlack
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1980-04-10 | TEX | vs. NYY | W, 1-0 | 9.0 | 3 | 0 | 0 | 0 | 5 | 30 | 0 | 0 | 0 | 10 | 12 | SP |
| 1980-04-15 | TEX | vs. CLE | W, 3-0 | 9.0 | 5 | 0 | 0 | 1 | 4 | 33 | 1 | 0 | 0 | 12 | 11 | SP, W, CG, SHO |
| 1980-04-21 | TEX | vs. DET | W, 3-2 | 8.1 | 6 | 2 | 2 | 2 | 8 | 32 | 1 | 0 | 0 | 7 | 9 | SP, W |
| 1980-04-26 | TEX | @ CLE | L, 8-7 | 5.0 | 6 | 4 | 3 | 2 | 6 | 22 | 1 | 0 | 0 | 3 | 5 | SP |
| 1980-05-02 | TEX | vs. BAL | L, 7-5 | 7.0 | 8 | 4 | 4 | 2 | 4 | 32 | 2 | 0 | 0 | 11 | 7 | SP |
| 1980-05-07 | TEX | vs. BOS | L, 7-4 | 7.2 | 10 | 4 | 4 | 0 | 1 | 32 | 0 | 0 | 2 | 13 | 8 | SP |
| 1980-05-12 | TEX | @ BAL | W, 5-1 | 9.0 | 9 | 1 | 1 | 1 | 4 | 34 | 3 | 0 | 0 | 4 | 16 | SP, W, CG |
| 1980-05-17 | TEX | @ NYY | L, 3-0 | 8.0 | 8 | 3 | 2 | 1 | 4 | 32 | 1 | 0 | 0 | 5 | 12 | SP, L, CG |
| 1980-05-22 | TEX | vs. CAL | W, 12-6 | 2.2 | 6 | 6 | 6 | 3 | 5 | 16 | 1 | 0 | 0 | 1 | 1 | SP |
| 1980-05-28 | TEX | @ CAL | L, 7-6 | 6.2 | 9 | 3 | 3 | 1 | 7 | 28 | 2 | 0 | 1 | 7 | 2 | SP |
| 1980-06-02 | TEX | @ CHW | T, 1-1 | 5.1 | 3 | 1 | 1 | 0 | 4 | 18 | 1 | 0 | 0 | 5 | 6 | SP, CG |
| 1980-06-06 | TEX | vs. KCR | L, 4-2 | 9.0 | 11 | 4 | 4 | 3 | 9 | 38 | 2 | 0 | 0 | 8 | 6 | SP, L, CG |
| 1980-06-11 | TEX | @ MIL | L, 7-1 | 7.0 | 8 | 5 | 5 | 0 | 2 | 30 | 1 | 0 | 2 | 7 | 12 | SP, L |
| 1980-06-16 | TEX | @ KCR | W, 6-3 | 7.2 | 5 | 3 | 3 | 3 | 0 | 30 | 1 | 0 | 1 | 13 | 8 | SP |
| 1980-06-21 | TEX | vs. TOR | W, 2-1 | 9.0 | 7 | 1 | 0 | 1 | 8 | 34 | 0 | 0 | 0 | 9 | 7 | SP, W, CG |
| 1980-06-26 | TEX | vs. SEA | L, 8-4 | 3.1 | 8 | 6 | 5 | 1 | 3 | 17 | 1 | 0 | 1 | 3 | 1 | SP, L |
| 1980-07-01 | TEX | @ SEA | L, 6-5 | 6.1 | 8 | 4 | 4 | 2 | 3 | 28 | 2 | 1 | 1 | 10 | 4 | SP |
| 1980-07-06 | TEX | @ MIN | L, 4-1 | 5.2 | 9 | 4 | 4 | 1 | 4 | 25 | 2 | 0 | 0 | 3 | 6 | SP, L |
| 1980-07-11 | TEX | vs. NYY | W, 10-8 | 6.2 | 12 | 7 | 3 | 1 | 2 | 31 | 5 | 0 | 1 | 8 | 7 | SP, W |
| 1980-07-16 | TEX | vs. CHW | W, 11-3 | 6.0 | 6 | 1 | 1 | 2 | 0 | 25 | 1 | 0 | 0 | 11 | 6 | SP, W |
| 1980-07-21 | TEX | @ BOS | W, 5-3 | 7.0 | 4 | 1 | 1 | 2 | 4 | 26 | 0 | 0 | 1 | 8 | 7 | SP, W |
| 1980-07-27 | TEX | @ CHW | W, 4-3 | 6.1 | 3 | 2 | 2 | 0 | 4 | 22 | 1 | 0 | 1 | 6 | 8 | SP |
| 1980-08-03 | TEX | vs. BOS | L, 6-4 | 4.2 | 13 | 6 | 6 | 1 | 0 | 27 | 2 | 0 | 1 | 9 | 3 | SP, L |
| 1980-08-09 | TEX | vs. DET | W, 4-3 | 7.1 | 7 | 3 | 1 | 3 | 6 | 32 | 2 | 0 | 0 | 9 | 3 | SP |
| 1980-08-15 | TEX | @ DET | W, 6-2 | 9.0 | 13 | 2 | 2 | 1 | 7 | 38 | 1 | 0 | 0 | 8 | 9 | SP, W, CG |
| 1980-08-19 | TEX | vs. KCR | L, 4-3 | 8.1 | 5 | 3 | 2 | 1 | 3 | 31 | 1 | 0 | 0 | 13 | 8 | SP |
| 1980-08-24 | TEX | vs. MIL | W, 4-3 | 9.0 | 7 | 3 | 3 | 3 | 7 | 37 | 0 | 1 | 1 | 8 | 12 | SP |
| 1980-08-30 | TEX | @ KCR | W, 7-5 | 6.2 | 12 | 3 | 3 | 1 | 2 | 31 | 1 | 1 | 0 | 8 | 8 | SP |
| 1980-09-05 | TEX | @ MIL | W, 6-5 | 6.2 | 8 | 5 | 5 | 0 | 4 | 26 | 3 | 0 | 2 | 5 | 9 | SP, W |
| 1980-09-10 | TEX | @ OAK | L, 3-1 | 8.0 | 7 | 3 | 3 | 3 | 5 | 35 | 0 | 0 | 1 | 10 | 9 | SP, L, CG |
| 1980-09-15 | TEX | vs. OAK | W, 2-0 | 6.1 | 8 | 0 | 0 | 1 | 3 | 28 | 2 | 0 | 0 | 7 | 8 | SP, W |
| 1980-09-19 | TEX | vs. CAL | L, 6-2 | 6.2 | 11 | 5 | 3 | 1 | 5 | 31 | 1 | 0 | 0 | 6 | 7 | SP, L |
| 1980-09-24 | TEX | @ MIN | L, 9-5 | 3.2 | 6 | 5 | 4 | 1 | 3 | 17 | 1 | 0 | 1 | 3 | 3 | SP, L |
| 1980-10-02 | TEX | vs. MIN | L, 6-3 | 4.1 | 10 | 5 | 4 | 2 | 4 | 25 | 2 | 0 | 0 | 3 | 4 | SP, L |
| 1980-10-04 | TEX | vs. SEA | W, 11-6 | 2.1 | 4 | 2 | 2 | 1 | 2 | 12 | 0 | 0 | 0 | 1 | 4 | RP, SV |
| Total Games: 35 | ||||||||||||||||