Keider Montero
Keider Eduardo (Martinez) Montero
Born: July 6, 2000
Santa Teresa del Tuy, Miranda VE
Primary Position: Pitcher
Bats: Right
Throws: Right
Height: 6'1"
Weight: 145
Career: 2019-2026
Major League Statistics
Keider (Martinez) Montero has compiled a career record of 35 wins and 30 losses and a 4.59 ERA in his 100-game pitching career with the Tigers West, Connecticut Tigers, West Michigan Whitecaps, Toledo Mud Hens and Erie SeaWolves. He began playing during the 2019 season and has taken the field during the 2026 campaign.
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Pitching:
| Year | Level | Lg | Team | W | L | W% | ERA | G | GS | GF | CG | SHO | SV | IP | H | R | ER | HR | BB | IBB | SO | HBP | BK | WP | BF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | Short Season A | NYPL | Connecticut Tigers | 2 | 2 | .500 | 2.55 | 5 | 5 | 0 | 1 | 1 | 0 | 24.7 | 22 | 7 | 7 | 2 | 5 | 0 | 26 | 0 | 0 | 0 | 91 |
| 2019 | R | GULF | Tigers West | 2 | 1 | .667 | 1.57 | 5 | 5 | 0 | 0 | 0 | 0 | 23.0 | 22 | 8 | 4 | 0 | 11 | 0 | 23 | 0 | 0 | 0 | 100 |
| 2021 | Advanced A | HACE | West Michigan Whitecaps | 4 | 8 | .333 | 5.28 | 15 | 15 | 0 | 0 | 0 | 0 | 61.3 | 84 | 42 | 36 | 6 | 19 | 0 | 59 | 8 | 1 | 3 | 290 |
| 2022 | Advanced A | MIDW | West Michigan Whitecaps | 7 | 7 | .500 | 4.51 | 25 | 25 | 0 | 0 | 0 | 0 | 103.7 | 100 | 60 | 52 | 12 | 37 | 0 | 101 | 11 | 0 | 4 | 447 |
| 2023 | Advanced A | MIDW | West Michigan Whitecaps | 0 | 0 | 2.81 | 4 | 4 | 0 | 0 | 0 | 0 | 16.0 | 10 | 5 | 5 | 1 | 4 | 0 | 22 | 0 | 0 | 0 | 61 | |
| 2023 | AA | EL | Erie SeaWolves | 10 | 2 | .833 | 4.93 | 15 | 15 | 0 | 0 | 0 | 0 | 69.3 | 73 | 41 | 38 | 7 | 31 | 0 | 91 | 1 | 2 | 1 | 307 |
| 2023 | AAA | IL | Toledo Mud Hens | 5 | 2 | .714 | 4.93 | 8 | 7 | 0 | 0 | 0 | 0 | 42.0 | 42 | 24 | 23 | 8 | 14 | 0 | 47 | 4 | 0 | 1 | 182 |
| 2024 | AAA | IL | Toledo Mud Hens | 1 | 4 | .200 | 5.03 | 13 | 13 | 0 | 0 | 0 | 0 | 48.3 | 52 | 28 | 27 | 5 | 30 | 0 | 54 | 2 | 0 | 1 | 224 |
| 2025 | AAA | IL | Toledo Mud Hens | 4 | 4 | .500 | 5.91 | 10 | 8 | 0 | 0 | 0 | 0 | 42.7 | 42 | 29 | 28 | 5 | 15 | 0 | 43 | 3 | 1 | 1 | 182 |
| 2026 | AAA | IL | Toledo Mud Hens | 0 | 0 | 0.00 | 1 | 1 | 0 | 0 | 0 | 0 | 4.0 | 1 | 0 | 0 | 0 | 1 | 0 | 3 | 1 | 0 | 0 | 14 | |
| Totals | 35 | 30 | .538 | 4.59 | 100 | 97 | 0 | 1 | 1 | 0 | 431.0 | 447 | 244 | 220 | 46 | 166 | 0 | 466 | 29 | 4 | 11 | 1884 |
Fielding:
| Year | Level | Lg | Team | Pos | GP | PO | A | E | DP | Fld% | RF/G |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | Short Season A | NYPL | Connecticut Tigers | P | 5 | 1 | 3 | 0 | 0 | 1.000 | .800 |
| 2019 | R | GULF | Tigers West | P | 5 | 1 | 4 | 1 | 0 | .833 | 1.000 |
| 2021 | Advanced A | HACE | West Michigan Whitecaps | P | 15 | 0 | 7 | 2 | 1 | .778 | .467 |
| 2022 | Advanced A | MIDW | West Michigan Whitecaps | P | 25 | 7 | 10 | 3 | 0 | .850 | .680 |
| 2023 | AAA | IL | Toledo Mud Hens | P | 8 | 4 | 6 | 0 | 0 | 1.000 | 1.250 |
| 2023 | Advanced A | MIDW | West Michigan Whitecaps | P | 4 | 1 | 2 | 0 | 0 | 1.000 | .750 |
| 2023 | AA | EL | Erie SeaWolves | P | 15 | 0 | 3 | 1 | 0 | .750 | .200 |
| 2024 | AAA | IL | Toledo Mud Hens | P | 13 | 5 | 6 | 4 | 0 | .733 | .846 |
| 2025 | AAA | IL | Toledo Mud Hens | P | 10 | 1 | 4 | 0 | 0 | 1.000 | .500 |
| 2026 | AAA | IL | Toledo Mud Hens | P | 1 | 0 | 0 | 0 | 0 | .000 | |
| Totals | 75 | 13 | 35 | 8 | 1 | .857 | .640 |
Minor League Service:
| Year | Level | League | Team | Affiliation | First Appearance | Final Appearance |
|---|---|---|---|---|---|---|
| 2019 | R | Gulf Coast League | Tigers West | DET | June 24, 2019 | July 18, 2019 |
| 2019 | Short Season A | New York-Pennsylvania League | Connecticut Tigers | DET | July 26, 2019 | August 19, 2019 |
| 2021 | Advanced A | High-A Central | West Michigan Whitecaps | DET | May 4, 2021 | July 28, 2021 |
| 2022 | Advanced A | Midwest League | West Michigan Whitecaps | DET | April 12, 2022 | September 8, 2022 |
| 2023 | Advanced A | Midwest League | West Michigan Whitecaps | DET | April 8, 2023 | April 26, 2023 |
| 2023 | AA | Eastern League | Erie SeaWolves | DET | May 3, 2023 | August 3, 2023 |
| 2023 | AAA | International League | Toledo Mud Hens | DET | August 10, 2023 | September 24, 2023 |
| 2024 | AAA | International League | Toledo Mud Hens | DET | March 30, 2024 | June 21, 2024 |
| 2025 | AAA | International League | Toledo Mud Hens | DET | April 4, 2025 | August 28, 2025 |
| 2026 | AAA | International League | Toledo Mud Hens |
Persons data from the Chadwick Baseball Bureau are Copyright Chadwick Baseball Bureau, and are made available under the Open Data Commons Attribution License.





