Colin Selby
Pitcher · Career Stats, Bio & Records (2023-2025)
Colin Selby is a pitcher who has played in Major League Baseball since 2023 for the Pittsburgh Pirates, the Kansas City Royals, and the Baltimore Orioles, a span of 3 seasons. Across 37 career appearances, he has gone 2-4 with a 6.20 ERA and 49 strikeouts.
- 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
- 6'2" / 220 lb
- MLB Debut
- 2023-08-09
Full name: Colin Andrew Selby
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | PIT | NL | 2 | 2 | 21 | 5 | 0 | 0 | 0 | 24.0 | 29 | 24 | 15 | 30 | 9.00 | 4.33 (-108%) | -279.0 |
| 2024 | KCA | AL | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 3.0 | 2 | 2 | 2 | 0 | 6.00 | — | 0.0 |
| 2024 | BAL | AL | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 4.0 | 1 | 0 | 2 | 5 | 0.00 | — | 0.0 |
| 2025 | BAL | AL | 0 | 2 | 11 | 0 | 0 | 0 | 0 | 14.0 | 16 | 5 | 2 | 14 | 3.21 | 4.16 (+23%) | 258.9 |
| Career · 4 seasons | 2 | 4 | 37 | 5 | 0 | 0 | 0 | 45.0 | 48 | 31 | 21 | 49 | 6.20 | — | -20 | ||
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | PIT | NL | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2024 | KCA | AL | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2024 | BAL | AL | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2025 | BAL | AL | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 4 seasons | 37 | 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
View full game log (74 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 15 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 22 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 15 | 18.2 | 21 | 15 | 11 | 16 | 7.23 |
| Away | 22 | 26.1 | 27 | 16 | 10 | 33 | 5.47 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-26 | BAL | NYY | — | 2.0 | 1 | 0 | 0 | 0 | 2 | 0 |
| 2025-09-23 | BAL | TBR | — | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-07-28 | BAL | TOR | — | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2025-07-23 | BAL | CLE | L | 1.0 | 2 | 1 | 1 | 1 | 1 | 0 |
| 2025-07-21 | BAL | CLE | L | 1.1 | 3 | 1 | 1 | 0 | 0 | 1 |
| 2025-07-18 | BAL | TBR | — | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2025-07-13 | BAL | MIA | — | 1.0 | 3 | 1 | 1 | 0 | 0 | 0 |
| 2025-06-16 | BAL | TBR | — | 2.0 | 2 | 0 | 0 | 0 | 5 | 0 |
| 2025-05-10 | BAL | LAA | — | 1.2 | 0 | 0 | 0 | 1 | 1 | 0 |
| 2025-04-26 | BAL | DET | — | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 |
Fielding Statistics
Career Fielding Totals by Position
Season-by-Season Fielding
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 37 |
Colin Selby: the record in brief
The debut date in the bio is August 9, 2023; Colin Selby is an active player, and this profile updates as the season goes on. Selby played for the Pittsburgh Pirates (2023), the Kansas City Royals (2024), and the Baltimore Orioles (2024 through 2025). Selby, a pitcher by primary position, batted and threw right-handed. Height and weight on file: 6-foot-2 and 220 pounds. The birth record reads October 24, 1997, in Chesapeake, VA, USA. Selby's full given name, per the bio, is Colin Andrew Selby.
Selby's career pitching line is 2 wins, 4 losses and a 6.20 ERA over 37 appearances. Selby has 49 strikeouts. The league ERA over Selby's seasons was 4.19, so the 6.20 figure ran 48.0% worse than average. In 2023, one of the busiest seasons, Selby posted a 9.00 ERA; the league figure that year was 4.33.
Selby's game-by-game log, linked below the splits, holds 74 games from Retrosheet.
Selby appears at one position only: pitcher, in 37 games. On the mound, Selby's fielding totals are 7 putouts, 5 assists and 1 errors.
Frequently Asked Questions about Colin Selby
- What years did Colin Selby play?
- Colin Selby played in Major League Baseball from 2023 to 2025.
- Was Colin Selby a pitcher?
- Yes. Colin Selby pitched in the major leagues, recording 2 wins and 49 strikeouts.
- What was Colin Selby's career ERA?
- Colin Selby finished with a 6.20 career ERA, going 2-4 with 49 strikeouts.
- How many strikeouts did Colin Selby have?
- Colin Selby recorded 49 career strikeouts.
- Is Colin Selby in the Hall of Fame?
- No. Colin Selby has not been inducted into the National Baseball Hall of Fame.
- What teams did Colin Selby play for?
- Colin Selby played for the Pittsburgh Pirates, the Kansas City Royals, and the Baltimore Orioles.