Jack Theis
Pitcher · Career Stats, Bio & Records (1920)
Jack Theis was a pitcher who played in Major League Baseball in 1920 for the Cincinnati Reds. Across 1 career appearance, he went 0-0 with a 0.00 ERA.
- W (Wins):
- Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
- ERA (Earned Run Average):
- Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
- SO (Strikeouts):
- For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
- WHIP (Walks and Hits per Inning Pitched):
- Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.
Data updated
- Position
- Pitcher
- Bats / Throws
- R / R
- Height / Weight
- 6'0" / 190 lb
- Died
- 7/6/1941 in Georgetown, OH, USA
- MLB Debut
- 1920-07-05
Full name: John Louis Theis
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1920 | CIN | NL | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.0 | 1 | 0 | 3 | 0 | 0.00 | — | 0.0 |
| Career · 1 season | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.0 | 1 | 0 | 3 | 0 | 0.00 | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1920 | CIN | NL | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 1 season | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — | — | — | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Away | 1 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Away | 1 | 2.0 | 1 | 0 | 3 | 0 | 0.00 |
Last 1 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1920-07-05 | CIN | PIT | — | 2.0 | 1 | 0 | 0 | 3 | 0 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 1 |
Jack Theis: the record in brief
Jack Theis debuted in the major leagues on July 5, 1920. The team column never changes: it is the Cincinnati Reds in 1920. Theis, a pitcher by primary position, threw and hit right-handed. Height and weight on file: 190 pounds on a 6-foot-0 frame. The birth record reads July 23, 1891, in Georgetown, OH, USA. Theis died on July 6, 1941, in Georgetown, OH, USA. The given name on file is John Louis Theis.
Theis pitched in 1 games, starting 0, and finished with a 0-0 record and 0.00 ERA. The leagues Theis pitched in allowed 3.45 earned runs per nine over those seasons, so the career ERA was 100.0% better than average. All of that pitching came in 1920, with 1 games and 0 strikeouts.
Theis appears at one position only: pitcher, in 1 games.
Frequently Asked Questions about Jack Theis
- Was Jack Theis a pitcher?
- Yes. Jack Theis pitched in the major leagues, recording 0 wins and 0 strikeouts.
- What was Jack Theis's career ERA?
- Jack Theis finished with a 0.00 career ERA, going 0-0 with 0 strikeouts.
- How many strikeouts did Jack Theis have?
- Jack Theis recorded 0 career strikeouts.
- Is Jack Theis in the Hall of Fame?
- No. Jack Theis has not been inducted into the National Baseball Hall of Fame.
- What teams did Jack Theis play for?
- Jack Theis played for the Cincinnati Reds.