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Riley Cornelio

#74 - Relief Pitcher

Washington Nationals

Bats / Throws Right / Right
Date of Birth 6/6/2000 (25)
Height, Weight 6'3", 195 lb
Hometown Honolulu, HI

2026 Season Stats

MLB Rank MLB Average
Sv IP ERA WHIP K% BB%
0 2.0 9.00 3.00 8.3% 33.3%
91st 1
Sv
324th 9.0
IP
305th 5.72
ERA
331st 1.60
WHIP
333rd 22.0%
K%
349th 11.3%
BB%
FB MPH SwStr% CSW% Str-ICR MTK% PLV PLA
96.5 4.8% 21.4% 45.2% 7.1% 4.30 7.03
61st 94.2
FB MPH
330th 11.9%
SwStr%
322nd 28.4%
CSW%
277th 49.6%
Str-ICR
319th 4.2%
MTK%
347th 4.96
PLV
336th 3.75
PLA

Articles

4/25/2026Fantasy Baseball Relief Pitcher Roundup: 4/24Rick Graham

4/25/2026The Stash List Week 5: Top 10 Pitching Prospects to Stash in 2026John Villavicencio

4/25/2026Relief Pitcher Streamer Rankings Fantasy Baseball: 4/25Rick Graham

See More Articles
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Riley Cornelio Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team G GS IP W-L Sv Hld ERA WHIP xERA FIP xFIP PLA K% BB% H/9 HR/9 BABIP HR/FB% LOB% ICR GB% SwStr% CSW% IPR PLV
2026 WSH 1 0 2.0 0-1 0 0 9.00 3.00 7.54 8.13 10.39 7.03 8.3% 33.3% 9.0 0.00 .333 0.0% 50.0% 14.3% 28.6% 4.8% 21.4% 0.10 4.30
RP MLB Percentile 0 0 4 0-11 0 0 11 3 12 10 2 4 5 0 39 64 35 67 10 99 15 6 8 4 1
RP MLB AVG 7 0 9.0 0-1 1 1 5.72 1.60 4.89 5.34 4.80 3.75 22.0% 11.3% 9.5 1.29 .308 19.1% 71.6% 38.5% 43.3% 11.9% 28.4% 0.48 4.96
Career 1 0 2.0 0-1 0 0 9.00 3.00 7.54 8.13 10.39 7.03 8.3% 33.3% 9.0 0.00 .333 0.0% 50.0% 14.3% 28.6% 4.8% 21.4% 0.10 4.30

Riley Cornelio Repertoire

2026 All
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Riley Cornelio Game Log

Riley Cornelio Standard

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Year Team G GS IP W-L QS Sv Hld P Strikes Balls TBF H 1B 2B 3B HR K BB HB WP
2026 WSH 1 0 2.0 0-1 0 0 0 42 21 21 12 2 2 0 0 0 1 4 0 0
RP MLB Percentile 0 0 4 0-11 0 0 0 7 5 87 8 89 79 76 11 64 3 41 38 34
RP MLB AVG 7 0 9.0 0-1 0 1 1 169 107 63 43 9 6 2 0 1 10 5 1 1
Career 1 0 2.0 0-1 0 0 0 42 21 21 12 2 2 0 0 0 1 4 0 0

Riley Cornelio Advanced

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Year Team K% BB% AVG SLG OPS wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA xERA
2026 WSH 8.3% 33.3% .400 .400 .945 .422 .333 .333 .243 .435 .100 .279 75.7 96.3 7.1 7.54
RP MLB Percentile 5 0 5 46 19 17 35 44 46 12 99 83 99 16 81 12
RP MLB AVG 22.0% 11.3% .257 .415 .761 .338 .308 .339 .248 .337 .293 .382 88.4 89.6 13.4 4.89
Career 8.3% 33.3% .400 .400 .945 .422 .333 .333 .243 .435 .100 .279 75.7 96.3 7.1 7.54

Riley Cornelio Pitch › Mix

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Year Team FF% (MPH) SI% (MPH) FC% (MPH) SL% (MPH) ST% (MPH) CB% (MPH) CH% (MPH) FS% (MPH) KN% (MPH) Fastball% Secondary%
2026 WSH 81.0% (96.5) - - 19.0% (85.9) - - - - - 81.0% 19.0%
RP MLB Percentile 99 (77) - - 35 (42) - - - - - 98.6% 1.1%
RP MLB AVG 34.7% (94.2) 26.8% (93.8) 21.2% (89.2) 27.9% (85.5) 23.2% (82.5) 18.1% (80.8) 19.1% (86.0) 19.9% (86.5) - (-) 47.3% 52.6%
Career 81.0% (96.5) - - 19.0% (85.9) - - - - - 81.0% 19.0%

Riley Cornelio Pitch › Results

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Year Team FF CSW% SI CSW% FC CSW% SL CSW% ST CSW% CB CSW% CH CSW% FS CSW% KN CSW% Fastball CSW% Secondary CSW%
2026 WSH 20.6% (2) - - 25.0% (0) - - - - - 20.6% 25.0%
RP MLB Percentile 21 (65) - - 24 (89) - - - - - 13.4% 28.8%
RP MLB AVG 26.5% (6) 27.9% (3) 28.0% (4) 31.0% (6) 28.7% (6) 28.0% (4) 22.4% (5) 25.0% (7) - (-) 27.9% 28.4%
Career 20.6% (2) - - 25.0% (0) - - - - - 20.6% 25.0%

Riley Cornelio Batted Ball › Contact

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Year Team GB% LD% FB% PU% SS% Pull% Cent% Oppo% Foul Str% PC% Fl&B% Solid% Brl% ICR
2026 WSH 28.6% 14.3% 28.6% 28.6% 14.3% 28.6% 42.9% 28.6% 11.9% 85.8% 0.0% 0.0% 14.3% 14.3%
RP MLB Percentile 15 79 68 98 97 12 81 64 10 99 98 72 13 99
RP MLB AVG 43.3% 22.1% 24.5% 10.1% 35.4% 41.6% 33.6% 24.8% 17.3% 61.3% 25.0% 5.9% 7.9% 38.5%
Career 28.6% 14.3% 28.6% 28.6% 14.3% 28.6% 42.9% 28.6% 11.9% 85.8% 0.0% 0.0% 14.3% 14.3%

Riley Cornelio Batted Ball › Outcomes

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Year Team AVG wOBA BABIP BACON xAVG xwOBA xBABIP xwoBACON EV FB EV LA HR/FB ICR IPA%
2026 WSH .400 .422 .333 .333 .243 .435 .100 .279 75.7 96.3 7.1 0.0% 14.3% 8.3%
RP MLB Percentile 5 17 35 44 46 12 99 83 99 16 81 67 99 99
RP MLB AVG .257 .338 .308 .339 .248 .337 .293 .382 88.4 89.6 13.4 19.1% 38.5% 25.1%
Career .400 .422 .333 .333 .243 .435 .100 .279 75.7 96.3 7.1 0.0% 14.3% 8.3%

Riley Cornelio Approach › Plate Discipline

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Year Team Zone% Str% Swing% O-Sw% Whiff% Foul Str% Con% Z-Con% O-Con% CS% SwStr% CSW% BIP% PLUS% IPR Str-ICR
2026 WSH 47.6% 50.0% 33.3% 9.1% 14.3% 11.9% 85.7% 91.7% 50.0% 16.7% 4.8% 21.4% 16.7% 45.2% 0.10 45.2%
RP MLB Percentile 77 3 1 1 9 10 9 12 66 51 6 8 50 4 4 20
RP MLB AVG 43.9% 62.6% 46.1% 30.3% 25.6% 17.3% 74.4% 83.8% 58.4% 16.5% 11.9% 28.4% 16.8% 57.0% 0.48 49.6%
Career 47.6% 50.0% 33.3% 9.1% 14.3% 11.9% 85.7% 91.7% 50.0% 16.7% 4.8% 21.4% 16.7% 45.2% 0.10 45.2%

Riley Cornelio Approach › Locations

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Year Team Zone% aLoc% x-mLoc% gLoc% hiLoc% y-mLoc% loLoc% iLoc% oLoc% mmLoc%
2026 WSH 47.6% 21.4% 26.2% 52.4% 40.5% 31.0% 28.6% 35.7% 38.1% 4.8%
RP MLB Percentile 77 5 47 93 67 5 9 81 21 29
RP MLB AVG 43.9% 34.8% 26.4% 38.8% 36.2% 22.7% 41.0% 30.3% 43.4% 6.3%
Career 47.6% 21.4% 26.2% 52.4% 40.5% 31.0% 28.6% 35.7% 38.1% 4.8%

Riley Cornelio Approach › Counts

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Year Team Early% Behind% 2-Str% Early BIP% F-Str% TF-Str% ECS% 2-Str O-Sw% PAR%
2026 WSH 59.5% 28.6% 11.9% 20.0% 33.3% 25.0% 12.0% 20.0% 20.0%
RP MLB Percentile 65 1 2 91 2 2 6 22 56
RP MLB AVG 58.5% 13.1% 29.0% 13.7% 59.5% 49.7% 21.1% 26.3% 19.6%
Career 59.5% 28.6% 11.9% 20.0% 33.3% 25.0% 12.0% 20.0% 20.0%

Riley Cornelio PLV

Hide 2026 MLB Percentile | Hide 2026 MLB Average
Year Team P PLV QP% AP% BP% Q-BP% MTK% HP HL PLA
2026 WSH 42 4.30 42.9% 7.1% 50.0% -7.1% 7.1% 0.0 +0 7.03
RP MLB Percentile 7 1 43 0 3 3 8 66 59 4
RP MLB AVG 169 4.96 45.8% 17.9% 36.3% 9.5% 4.2% 1.5 +1 3.75
Career 42 4.30 42.9% 7.1% 50.0% -7.1% 7.1% 0.0 +0 7.03
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