Guillermo Williamson
Guillermo Arturo (Calvillo) Williamson
Born: March 16, 2004
Moncolva, MX
Primary Position: First base
All Position(s) Played: LF
Bats: Left
Throws: Left
Height: 6'1"
Weight: 200
Career: 2023-2025
Guillermo (Calvillo) Williamson compiled a career batting average of .233 with 15 home runs and 67 RBI in his 106-game career with the Giants Black, San Jose Giants and Eugene Emeralds. He began playing during the 2023 season and last took the field during the 2025 campaign.
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Batting:
| Year | Level | Lg | Team | GP | PA | AB | R | H | 2B | 3B | HR | RBI | SB | CS | BB | SO | BA | OBP | SLG | OPS | TB | DP | HBP | SH | SF | IBB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | R | AZCL | Giants Black | 56 | 229 | 186 | 37 | 53 | 15 | 0 | 9 | 51 | 1 | 0 | 38 | 67 | .285 | .415 | .511 | .926 | 95 | 4 | 4 | 0 | 1 | 0 |
| 2024 | A | CALL | San Jose Giants | 79 | 325 | 282 | 32 | 67 | 12 | 0 | 12 | 50 | 1 | 1 | 37 | 100 | .238 | .335 | .408 | .743 | 115 | 13 | 5 | 0 | 1 | 0 |
| 2025 | Advanced A | NORW | Eugene Emeralds | 27 | 97 | 78 | 8 | 17 | 2 | 0 | 3 | 17 | 0 | 0 | 18 | 26 | .218 | .361 | .359 | .720 | 28 | 3 | 0 | 0 | 1 | 0 |
| Totals | 106 | 422 | 360 | 40 | 84 | 14 | 0 | 15 | 67 | 1 | 1 | 55 | 126 | .233 | .341 | .397 | .738 | 143 | 16 | 5 | 0 | 2 | 0 |
Fielding:
| Year | Level | Lg | Team | Pos | GP | PO | A | E | DP | Fld% | RF/G |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | R | AZCL | Giants Black | LF | 34 | 36 | 3 | 1 | 1 | .975 | 1.147 |
| 2023 | R | AZCL | Giants Black | 1B | 22 | 126 | 4 | 2 | 17 | .985 | 5.909 |
| 2024 | A | CALL | San Jose Giants | 1B | 55 | 367 | 28 | 11 | 28 | .973 | 7.182 |
| 2024 | A | CALL | San Jose Giants | LF | 2 | 1 | 0 | 0 | 0 | 1.000 | .500 |
| 2025 | Advanced A | NORW | Eugene Emeralds | 1B | 17 | 114 | 6 | 2 | 9 | .984 | 7.059 |
| Totals | 74 | 482 | 34 | 13 | 37 | .975 | 6.973 |
Minor League Service:
| Year | Level | League | Team | Affiliation | First Appearance | Final Appearance |
|---|---|---|---|---|---|---|
| 2023 | R | Arizona Complex League | Giants Black | SFN | June 5, 2023 | August 22, 2023 |
| 2024 | A | California League | San Jose Giants | SFN | April 6, 2024 | September 7, 2024 |
| 2025 | Advanced A | Northwest League | Eugene Emeralds | SFN | April 4, 2025 | July 25, 2025 |
Persons data from the Chadwick Baseball Bureau are Copyright Chadwick Baseball Bureau, and are made available under the Open Data Commons Attribution License.
