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Ronaldo Serrano
P · DSL Pirates Black
| Position | P |
| Bats/Throws | R/R |
| Height | 6′ 2″ |
| Weight | 178 lbs |
| Age | 19 |
| Birthplace | San Francisco de Macoris, Dominican Republic |
| Signed | 2026, Pittsburgh Pirates, International Free Agent, Dominican Republic |
| Signing Bonus | $35,000 |
Contract Status
Service Time
0.000
1/1/2026
Options
3
1/1/2026
Rule 5
2029
MiLB FA
2033
Contract
2026 SalaryMinor League Contract
Summary
| G | GS | IP | W | L | ERA | K | K% | BB% | HR/9 | WHIP | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 (R) | 5 | 4 | 9.1 | 1 | 1 | 4.82 | 6 | 12.0% | 14.0% | 0.00 | 1.710 |
| MiLB Career | 5 | 4 | 9.1 | 1 | 1 | 4.82 | 6 | 12.0% | 14.0% | 0.00 | 1.714 |
Last 10 Games
| Date | Lvl | Team | Opp | IP | H | ER | BB | SO | HR | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | R | DSL Pirates Black | @ DSL Arizona Black | 1.1 | 3 | 3 | 1 | 0 | 0 | 4.82 | 1.710 |
| 2026-06-23 | R | DSL Pirates Black | vs DSL Giants Black | 2.1 | 4 | 0 | 2 | 1 | 0 | 2.25 | 1.500 |
| 2026-06-16 | R | DSL Pirates Black | vs DSL Pirates Gold | 2.0 | 0 | 0 | 1 | 2 | 0 | 3.18 | 1.060 |
| 2026-06-09 | R | DSL Pirates Black | vs DSL White Sox | 3.0 | 1 | 0 | 0 | 2 | 0 | 4.91 | 1.360 |
| 2026-06-06 | R | DSL Pirates Black | @ DSL LAD Bautista | 0.2 | 1 | 2 | 3 | 1 | 0 | 27.00 | 6.000 |
| Last 10 Total | 9.1 | 9 | 5 | 7 | 6 | 0 | 4.82 | 1.714 | |||
Stats & Game Logs
| Year | Age | Lvl | Team | G | GS | IP | W | L | SV | ERA | K | BB | K% | BB% | HR/9 | WHIP | AVG | BABIP |
|---|
Season
| Date ↕ | Lvl ↕ | Team ↕ | Opponent | IP ↕ | H ↕ | ER ↕ | BB ↕ | SO ↕ | HR ↕ | ERA ↕ |
|---|
| Split | BF | IP | H | HR | BB | SO | AVG | OBP | SLG | OPS | K% | BB% | HR/9 | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Recent Performance | ||||||||||||||
| Last 30 | 44 | 8.2 | 8 | 0 | 4 | 5 | .205 | .295 | .205 | .501 | 11.4% | 9.1% | 0.00 | 1.385 |
| Last 14 | 25 | 3.2 | 7 | 0 | 3 | 1 | .333 | .440 | .333 | .773 | 4.0% | 12.0% | 0.00 | 2.727 |
| Last 7 | 11 | 1.1 | 3 | 0 | 1 | 0 | .333 | .455 | .333 | .788 | 0.0% | 9.1% | 0.00 | 3.000 |
| Year | Age | Lv | Pit | BIP | Velo | Max V | GB% | FB% | LD% | PU% | O-Sw% | Z-Sw% | O-Con% | Z-Con% | Sw% | Con% | Zone% | F-Str% | CS% | Whiff% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 19 | R-DSL | 207 | 35 | — | — | 40.0% | 45.7% | 5.7% | 8.6% | — | — | — | — | 42.0% | 78.2% | — | 56.9% | 12.6% | 21.8% |
| R-DSL Career | R-DSL | 207 | 35 | — | — | 40.0% | 45.7% | 5.7% | 8.6% | — | — | — | — | 42.0% | 78.2% | — | 56.9% | 12.6% | 21.8% |
Transaction History
2026-05-29RHP Ronaldo Serrano assigned to DSL Pirates Black.
2026-01-15Pittsburgh Pirates signed free agent RHP Ronaldo Serrano to a minor league contract.