Dennis Colleran Jr.
Kansas City Royals (AA)P
Age: 23
Bats/Throws: R/R
6'3" / 225
DOB: 8/20/2003
(23 years, 1 month, 28 days)
P
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Report: 2026 Updated
Org Rk
Ovr Rk
ETA
FV
36
N/A
2028
35+
Fastball
55 / 60
Slider
55 / 60
Changeup
40 / 45
Command
30 / 35
RosterResource
| How Acquired: | Draft |
| Draft: | 2024, Rd: 7, Pick: 2, Ovr: 197 |
| Draft Team: | Kansas City Royals |
| Signing Bonus: | $247,500 |
| College: | Northeastern (Boston, USA) |
Rule 5 Eligible
Dec'27
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FG
RG
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Report: 2026 Updated
Org Rk
Ovr Rk
ETA
FV
36
N/A
2028
35+
Fastball
55 / 60
Slider
55 / 60
Changeup
40 / 45
Command
30 / 35
RosterResource
| How Acquired: | Draft |
| Draft: | 2024, Rd: 7, Pick: 2, Ovr: 197 |
| Draft Team: | Kansas City Royals |
| Signing Bonus: | $247,500 |
| College: | Northeastern (Boston, USA) |
Rule 5 Eligible
Dec'27
News Settings
Article Source
All
FG
RG
Show
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Preseason ProjectionsMinor LeaguesSpring TrainingCollege
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NE | NCAA | 18 | 0 | 1 | 2 | 15 | 2 | 22.0 | 9.82 | 9.00 | 0.82 | .279 | 68.7% | 4.50 | 6.17 | |||||||||
| 2024 | NE | NCAA | 20 | 1 | 2 | 1 | 20 | 4 | 40.2 | 10.18 | 3.98 | 1.99 | .296 | 53.4% | 7.97 | 6.48 | |||||||||
| 2025 | KCR | A | 21 | 4 | 0 | 3 | 22 | 0 | 31.0 | 11.32 | 5.52 | 0.29 | .292 | 53.0% | 38.0% | 3.8% | 4.06 | 3.31 | 3.57 | ||||||
| 2025 | KCR | A+ | 21 | 5 | 0 | 0 | 21 | 0 | 34.1 | 8.65 | 3.67 | 0.79 | .145 | 87.2% | 43.0% | 9.4% | 1.83 | 4.37 | 4.15 | ||||||
| 2025 | KCR | AA | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0.00 | 9.00 | 0.00 | .000 | 100.0% | 50.0% | 0.0% | 0.00 | 6.45 | 7.71 | ||||||
| 2025 | KCR | MiLB | 21 | 9 | 0 | 3 | 44 | 0 | 66.1 | 9.77 | 4.61 | 0.54 | .213 | 68.2% | 40.8% | 6.8% | 2.85 | 3.91 | 3.93 | ||||||
| 2026 | KCR | ST | 22 | 0 | 0 | 1 | 4 | 0 | 4.0 | 6.75 | 0.00 | 0.00 | .111 | 100.0% | 33.3% | 0.0% | 0.00 | 2.15 | 3.55 | ||||||
| 2026 | Steamer | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.42 | 4.56 | 1.26 | .299 | 70.7% | 40.5% | 4.94 | 4.97 | 4.99 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.5 | 6.71 | 4.26 | 1.14 | .291 | 64.0% | 4.98 | 4.86 | 0.0 | ||||||||
| 2026 | KCR | AA | 22 | 3 | 1 | 5 | 47 | 0 | 52.2 | 8.72 | 8.20 | 1.88 | .311 | 69.1% | 30.2% | 17.7% | 7.52 | 7.33 | 6.93 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NE | NCAA | 18 | 0 | 1 | 2 | 15 | 2 | 22.0 | 9.82 | 9.00 | 0.82 | .279 | 68.7% | 4.50 | 6.17 | |||||||||
| 2024 | NE | NCAA | 20 | 1 | 2 | 1 | 20 | 4 | 40.2 | 10.18 | 3.98 | 1.99 | .296 | 53.4% | 7.97 | 6.48 | |||||||||
| 2025 | KCR | A | 21 | 4 | 0 | 3 | 22 | 0 | 31.0 | 11.32 | 5.52 | 0.29 | .292 | 53.0% | 38.0% | 3.8% | 4.06 | 3.31 | 3.57 | ||||||
| 2025 | KCR | A+ | 21 | 5 | 0 | 0 | 21 | 0 | 34.1 | 8.65 | 3.67 | 0.79 | .145 | 87.2% | 43.0% | 9.4% | 1.83 | 4.37 | 4.15 | ||||||
| 2025 | KCR | AA | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0.00 | 9.00 | 0.00 | .000 | 100.0% | 50.0% | 0.0% | 0.00 | 6.45 | 7.71 | ||||||
| 2025 | KCR | MiLB | 21 | 9 | 0 | 3 | 44 | 0 | 66.1 | 9.77 | 4.61 | 0.54 | .213 | 68.2% | 40.8% | 6.8% | 2.85 | 3.91 | 3.93 | ||||||
| 2026 | KCR | ST | 22 | 0 | 0 | 1 | 4 | 0 | 4.0 | 6.75 | 0.00 | 0.00 | .111 | 100.0% | 33.3% | 0.0% | 0.00 | 2.15 | 3.55 | ||||||
| 2026 | Steamer | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.42 | 4.56 | 1.26 | .299 | 70.7% | 40.5% | 4.94 | 4.97 | 4.99 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.5 | 6.71 | 4.26 | 1.14 | .291 | 64.0% | 4.98 | 4.86 | 0.0 | ||||||||
| 2026 | KCR | AA | 22 | 3 | 1 | 5 | 47 | 0 | 52.2 | 8.72 | 8.20 | 1.88 | .311 | 69.1% | 30.2% | 17.7% | 7.52 | 7.33 | 6.93 |
Preseason ProjectionsMinor LeaguesSpring TrainingCollege
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NE | NCAA | 0 | 1 | 4.50 | 15 | 2 | 0 | 0 | 2 | 22.0 | 113 | 19 | 16 | 11 | 2 | 22 | 4 | 3 | 0 | 24 | ||||
| 2024 | NE | NCAA | 1 | 2 | 7.97 | 20 | 4 | 0 | 0 | 1 | 40.2 | 187 | 41 | 37 | 36 | 9 | 18 | 6 | 1 | 0 | 46 | ||||
| 2025 | KCR | A | 4 | 0 | 4.06 | 22 | 0 | 0 | 0 | 3 | 1 | 1 | 31.0 | 131 | 22 | 20 | 14 | 1 | 19 | 0 | 0 | 7 | 0 | 39 | |
| 2025 | KCR | A+ | 5 | 0 | 1.83 | 21 | 0 | 0 | 0 | 0 | 4 | 2 | 34.1 | 132 | 14 | 8 | 7 | 3 | 14 | 0 | 6 | 2 | 0 | 33 | |
| 2025 | KCR | AA | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1.0 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 2025 | KCR | MiLB | 9 | 0 | 2.85 | 44 | 0 | 0 | 0 | 3 | 6 | 3 | 66.1 | 266 | 36 | 28 | 21 | 4 | 34 | 0 | 6 | 9 | 0 | 72 | |
| 2026 | KCR | ST | 0 | 0 | 0.00 | 4 | 0 | 0 | 0 | 1 | 1 | 0 | 4.0 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 2026 | Steamer | PROJ | 0 | 0 | 4.94 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 4.98 | 1 | 0 | 0 | 0 | 0 | 1.5 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | KCR | AA | 3 | 1 | 7.52 | 47 | 0 | 0 | 0 | 5 | 5 | 3 | 52.2 | 263 | 58 | 44 | 44 | 11 | 48 | 0 | 2 | 11 | 0 | 51 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NE | NCAA | 0 | 1 | 4.50 | 15 | 2 | 0 | 0 | 2 | 22.0 | 113 | 19 | 16 | 11 | 2 | 22 | 4 | 3 | 0 | 24 | ||||
| 2024 | NE | NCAA | 1 | 2 | 7.97 | 20 | 4 | 0 | 0 | 1 | 40.2 | 187 | 41 | 37 | 36 | 9 | 18 | 6 | 1 | 0 | 46 | ||||
| 2025 | KCR | A | 4 | 0 | 4.06 | 22 | 0 | 0 | 0 | 3 | 1 | 1 | 31.0 | 131 | 22 | 20 | 14 | 1 | 19 | 0 | 0 | 7 | 0 | 39 | |
| 2025 | KCR | A+ | 5 | 0 | 1.83 | 21 | 0 | 0 | 0 | 0 | 4 | 2 | 34.1 | 132 | 14 | 8 | 7 | 3 | 14 | 0 | 6 | 2 | 0 | 33 | |
| 2025 | KCR | AA | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1.0 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | |
| 2025 | KCR | MiLB | 9 | 0 | 2.85 | 44 | 0 | 0 | 0 | 3 | 6 | 3 | 66.1 | 266 | 36 | 28 | 21 | 4 | 34 | 0 | 6 | 9 | 0 | 72 | |
| 2026 | KCR | ST | 0 | 0 | 0.00 | 4 | 0 | 0 | 0 | 1 | 1 | 0 | 4.0 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 2026 | Steamer | PROJ | 0 | 0 | 4.94 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 4.98 | 1 | 0 | 0 | 0 | 0 | 1.5 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | KCR | AA | 3 | 1 | 7.52 | 47 | 0 | 0 | 0 | 5 | 5 | 3 | 52.2 | 263 | 58 | 44 | 44 | 11 | 48 | 0 | 2 | 11 | 0 | 51 |
Preseason ProjectionsMinor LeaguesSpring TrainingAveragesCollege
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NE | NCAA | 9.82 | 9.00 | 1.09 | 0.82 | 21.2% | 19.5% | 1.8% | .218 | 1.86 | .279 | 68.7% | 92 | 126 | 6.17 | ||||
| 2024 | NE | NCAA | 10.18 | 3.98 | 2.56 | 1.99 | 24.6% | 9.6% | 15.0% | .252 | 1.45 | .296 | 53.4% | 132 | 107 | 6.48 | ||||
| 2025 | KCR | A | 11.32 | 5.52 | 2.05 | 0.29 | 29.8% | 14.5% | 15.3% | .196 | 1.32 | .292 | 53.0% | 98 | 80 | 3.31 | ||||
| 2025 | KCR | A+ | 8.65 | 3.67 | 2.36 | 0.79 | 25.0% | 10.6% | 14.4% | .125 | 0.82 | .145 | 87.2% | 45 | 108 | 4.37 | ||||
| 2025 | KCR | AA | 0.00 | 9.00 | 0.00 | 0.00 | 0.0% | 33.3% | -33.3% | .000 | 1.00 | .000 | 100.0% | 0 | 152 | 6.45 | ||||
| 2025 | KCR | MiLB | 9.77 | 4.61 | 2.12 | 0.54 | 27.1% | 12.8% | 14.3% | .159 | 1.06 | .213 | 68.2% | 69 | 96 | 3.91 | ||||
| 2026 | KCR | ST | 6.75 | 0.00 | 3.00 | 0.00 | 25.0% | 0.0% | 25.0% | .083 | 0.25 | .111 | 100.0% | 0 | 44 | 2.15 | ||||
| 2026 | Steamer | PROJ | 7.42 | 4.56 | 1.63 | 1.26 | 18.4% | 11.3% | 7.1% | .261 | 1.53 | .299 | 70.7% | 4.97 | ||||||
| 2026 | OOPSY | PROJ | 6.71 | 4.26 | 1.58 | 1.14 | 18.5% | 11.8% | 6.8% | .255 | 1.36 | .291 | 64.0% | 4.86 | ||||||
| 2026 | KCR | AA | 8.72 | 8.20 | 1.06 | 1.88 | 19.4% | 18.3% | 1.1% | .272 | 2.01 | .311 | 69.1% | 147 | 144 | 7.33 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | NE | NCAA | 9.82 | 9.00 | 1.09 | 0.82 | 21.2% | 19.5% | 1.8% | .218 | 1.86 | .279 | 68.7% | 92 | 126 | 6.17 | ||||
| 2024 | NE | NCAA | 10.18 | 3.98 | 2.56 | 1.99 | 24.6% | 9.6% | 15.0% | .252 | 1.45 | .296 | 53.4% | 132 | 107 | 6.48 | ||||
| 2025 | KCR | A | 11.32 | 5.52 | 2.05 | 0.29 | 29.8% | 14.5% | 15.3% | .196 | 1.32 | .292 | 53.0% | 98 | 80 | 3.31 | ||||
| 2025 | KCR | A+ | 8.65 | 3.67 | 2.36 | 0.79 | 25.0% | 10.6% | 14.4% | .125 | 0.82 | .145 | 87.2% | 45 | 108 | 4.37 | ||||
| 2025 | KCR | AA | 0.00 | 9.00 | 0.00 | 0.00 | 0.0% | 33.3% | -33.3% | .000 | 1.00 | .000 | 100.0% | 0 | 152 | 6.45 | ||||
| 2025 | KCR | MiLB | 9.77 | 4.61 | 2.12 | 0.54 | 27.1% | 12.8% | 14.3% | .159 | 1.06 | .213 | 68.2% | 69 | 96 | 3.91 | ||||
| 2026 | KCR | ST | 6.75 | 0.00 | 3.00 | 0.00 | 25.0% | 0.0% | 25.0% | .083 | 0.25 | .111 | 100.0% | 0 | 44 | 2.15 | ||||
| 2026 | Steamer | PROJ | 7.42 | 4.56 | 1.63 | 1.26 | 18.4% | 11.3% | 7.1% | .261 | 1.53 | .299 | 70.7% | 4.97 | ||||||
| 2026 | OOPSY | PROJ | 6.71 | 4.26 | 1.58 | 1.14 | 18.5% | 11.8% | 6.8% | .255 | 1.36 | .291 | 64.0% | 4.86 | ||||||
| 2026 | KCR | AA | 8.72 | 8.20 | 1.06 | 1.88 | 19.4% | 18.3% | 1.1% | .272 | 2.01 | .311 | 69.1% | 147 | 144 | 7.33 |
Preseason ProjectionsMinor LeaguesSpring TrainingCollege
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | KCR | A | 1.04 | 25.4% | 38.0% | 36.6% | 26.9% | 3.8% | 37.0% | 20.5% | 42.5% | 89 | 3.57 | |||||||||
| 2025 | KCR | A+ | 1.06 | 16.5% | 43.0% | 40.5% | 18.8% | 9.4% | 45.0% | 22.5% | 32.5% | 101 | 4.15 | |||||||||
| 2025 | KCR | AA | 1.00 | 0.0% | 50.0% | 50.0% | 0.0% | 0.0% | 0.0% | 50.0% | 50.0% | 183 | 7.71 | |||||||||
| 2025 | KCR | MiLB | 1.05 | 20.4% | 40.8% | 38.8% | 22.0% | 6.8% | 40.6% | 21.9% | 37.4% | 97 | 3.93 | |||||||||
| 2026 | KCR | ST | 1.00 | 33.3% | 33.3% | 33.3% | 33.3% | 0.0% | 44.4% | 11.1% | 44.4% | 72 | 3.55 | |||||||||
| 2026 | Steamer | PROJ | 20.8% | 40.5% | 38.6% | 4.99 | ||||||||||||||||
| 2026 | KCR | AA | 0.77 | 30.8% | 30.2% | 39.0% | 16.1% | 17.7% | 40.1% | 32.7% | 27.2% | 137 | 6.93 |
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | KCR | A | 1.04 | 25.4% | 38.0% | 36.6% | 26.9% | 3.8% | 37.0% | 20.5% | 42.5% | 89 | 3.57 | |||||||||
| 2025 | KCR | A+ | 1.06 | 16.5% | 43.0% | 40.5% | 18.8% | 9.4% | 45.0% | 22.5% | 32.5% | 101 | 4.15 | |||||||||
| 2025 | KCR | AA | 1.00 | 0.0% | 50.0% | 50.0% | 0.0% | 0.0% | 0.0% | 50.0% | 50.0% | 183 | 7.71 | |||||||||
| 2025 | KCR | MiLB | 1.05 | 20.4% | 40.8% | 38.8% | 22.0% | 6.8% | 40.6% | 21.9% | 37.4% | 97 | 3.93 | |||||||||
| 2026 | KCR | ST | 1.00 | 33.3% | 33.3% | 33.3% | 33.3% | 0.0% | 44.4% | 11.1% | 44.4% | 72 | 3.55 | |||||||||
| 2026 | Steamer | PROJ | 20.8% | 40.5% | 38.6% | 4.99 | ||||||||||||||||
| 2026 | KCR | AA | 0.77 | 30.8% | 30.2% | 39.0% | 16.1% | 17.7% | 40.1% | 32.7% | 27.2% | 137 | 6.93 |
Preseason ProjectionsMinor LeaguesSpring TrainingCollege
MLB F-Strike%, SwStr%, CStr%, CSW% are from the Sports Info Solution data source.
All MiLB and Pace data are from Statcast.
All MiLB and Pace data are from Statcast.
Preseason ProjectionsMinor LeaguesSpring TrainingAveragesCollege
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | KCR | A | 45.8% | 66.8% | 48.1% | 15.2% | 15.6% | 30.8% | |||||||||
| 2025 | KCR | A+ | 44.0% | 74.1% | 48.5% | 11.4% | 17.2% | 28.6% | |||||||||
| 2025 | KCR | AA | 40.0% | 100.0% | 33.3% | 0.0% | 10.0% | 10.0% | |||||||||
| 2025 | KCR | MiLB | 44.9% | 70.6% | 48.1% | 13.2% | 16.3% | 29.5% | |||||||||
| 2026 | KCR | ST | 31.6% | 59.3% | 47.8% | 83.3% | 56.3% | 63.6% | 58.7% | 66.7% | 17.4% | 21.7% | 39.1% | 18.8 | |||
| 2026 | KCR | AA | 39.6% | 75.9% | 42.2% | 9.5% | 15.7% | 25.3% |
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | KCR | A | 45.8% | 66.8% | 48.1% | 15.2% | 15.6% | 30.8% | |||||||||
| 2025 | KCR | A+ | 44.0% | 74.1% | 48.5% | 11.4% | 17.2% | 28.6% | |||||||||
| 2025 | KCR | AA | 40.0% | 100.0% | 33.3% | 0.0% | 10.0% | 10.0% | |||||||||
| 2025 | KCR | MiLB | 44.9% | 70.6% | 48.1% | 13.2% | 16.3% | 29.5% | |||||||||
| 2026 | KCR | ST | 31.6% | 59.3% | 47.8% | 83.3% | 56.3% | 63.6% | 58.7% | 66.7% | 17.4% | 21.7% | 39.1% | 18.8 | |||
| 2026 | KCR | AA | 39.6% | 75.9% | 42.2% | 9.5% | 15.7% | 25.3% |
