Connor Kaiser
Second Baseman · Career Stats, Bio & Records (2023)
Connor Kaiser is a second baseman who has played in Major League Baseball since 2023 for the Colorado Rockies and the Arizona Diamondbacks. In 14 career games, he has hit .091 with 2 hits and 2 RBI.
- AVG (Batting Average):
- Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
- HR (Home Runs):
- Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
- RBI (Runs Batted In):
- Runs that scored as a direct result of a batter's plate appearance.
- OPS (On-Base Plus Slugging):
- On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.
Data updated
- Position
- Second Baseman
- Bats / Throws
- R / R
- Height / Weight
- 6'3" / 195 lb
- MLB Debut
- 2023-06-19
- Last Game
- 2023-06-21
- Jersey
- #30
Full name: Connor William Kaiser
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | 22 | 1 | 2 | 1 | 0 | 0 | 2 | 0 | 1 | 7 | .091 | .130 | .136 | .267 | 0 |
Career AVG .091 vs. league average .247 across their career seasons — 63.2% below league average.
Career OBP .130 vs. league average .318 across their career seasons — 58.9% below league average.
Career SLG .136 vs. league average .409 across their career seasons — 66.7% below league average.
Career OPS .267 vs. league average .727 across their career seasons — 63.3% below league average.
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | COL | NL | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | .000 | — | — | — | — | 0.0 |
| 2025 | ARI | NL | 11 | 18 | 1 | 2 | 1 | 0 | 0 | 2 | 0 | 1 | 5 | .111 | — | — | — | — | 0.0 |
| Career · 2 seasons | 14 | 22 | 1 | 2 | 1 | 0 | 0 | 2 | 0 | 1 | 7 | .091 | — | — | — | — | 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
View full game log (14 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 3 | 4 | 0 | 1 | 0 | 1 | .250 |
| Away | 11 | 18 | 1 | 1 | 0 | 1 | .056 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-28 | AZ | SDP | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-27 | AZ | SDP | L | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| 2025-09-25 | AZ | LAD | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-14 | AZ | MIN | W | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-12 | AZ | MIN | L | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-09 | AZ | SFG | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-08-17 | AZ | COL | L | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-08-16 | AZ | COL | L | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 |
| 2025-08-10 | AZ | COL | W | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 |
| 2025-08-08 | AZ | COL | W | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Second Base | 9 |
| Shortstop | 2 |
Connor Kaiser: the record in brief
Connor Kaiser made a major league debut on June 19, 2023 and is still active, so the totals on this page keep changing. Club by club, the record runs the Colorado Rockies (2023) and the Arizona Diamondbacks (2025). Born on November 20, 1996, in Shawnee Mission, KS, USA, Kaiser is listed as a second baseman and both batted and threw right-handed. The bio gives 6-foot-3 and 195 pounds. The bio lists the given name Connor William.
Across 14 games at the plate, Kaiser's career line reads 2 hits in 22 at bats for a .091 average, plus 2 RBI. Set against a .247 league average for the same years, Kaiser's .091 average sits 63.2% below it. By OPS the gap is 63.3% below league average (.267 against .727). The hits column peaks at 2, in 2025.
Kaiser's game-by-game log, linked below the splits, holds 14 games from Retrosheet.
Most of Kaiser's defensive work, 9 games, came at second base; the rest of the position table shows shortstop (2).
Frequently Asked Questions about Connor Kaiser
- Was Connor Kaiser a pitcher?
- No. Connor Kaiser was a position player (Second Baseman).
- How many home runs did Connor Kaiser hit?
- Connor Kaiser hit 0 career home runs with 2 hits.
- What teams has Connor Kaiser played for?
- Connor Kaiser has played for 2 teams: the Colorado Rockies (2023) and the Arizona Diamondbacks (2025).
- What are Connor Kaiser's career stats?
- In 14 games, Connor Kaiser has 2 hits, 2 RBI, and 1 runs, with a .091 batting average.
- What position does Connor Kaiser play?
- Connor Kaiser plays primarily as a second baseman, the position where he has appeared in the most games.
- How tall is Connor Kaiser and how much does he weigh?
- Connor Kaiser is listed at 6 feet 3 inches and 195 pounds.
- What number does Connor Kaiser wear?
- Connor Kaiser wears number 30, according to MLB's 2025 roster data.
- What was Connor Kaiser's career batting average?
- Connor Kaiser batted .091 over his career, with 2 hits in 22 at bats.
- How many RBI did Connor Kaiser have?
- Connor Kaiser drove in 2 runs in his career.