Riley O'Brien

STL Cardinals • #61 • Reliever

Active
Position Reliever
Height 6'4"
Weight 180
Age 31
Birthdate Feb 6, 1995
Birthplace Seattle, WA, USA
School College of Idaho

Riley O'Brien Projections, Player Props and Stats

Total Hits

0.0 / game
(2026) avg
Date Opponent Hits Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 0 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 0 -
May 7 @ SD SD 0 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 0 -
Apr 29 @ PIT PIT 0 -
Apr 25 vs SEA SEA 0 -
Apr 21 @ MIA MIA 0 -
Last 10 average

Strikeouts Thrown

1.14 / game
(2026) avg
Date Opponent K Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 2 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 3 -
May 7 @ SD SD 1 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 2 -
Apr 29 @ PIT PIT 1 -
Apr 25 vs SEA SEA 1 -
Apr 21 @ MIA MIA 1 -
Last 10 average 1.1

Outs Recorded

3.0 / game
(2026) avg
Date Opponent Outs Close
May 15 vs KC KC 3 -
May 14 @ ATH ATH 3 -
May 12 @ ATH ATH 3 -
May 10 @ SD SD 3 -
May 7 @ SD SD 3 -
May 4 vs MIL MIL 2 -
May 2 vs LAD LAD 3 -
Apr 29 @ PIT PIT 3 -
Apr 25 vs SEA SEA 3 -
Apr 21 @ MIA MIA 3 -
Last 10 average 2.9

Total Home Runs

0.0 / game
(2026) avg
Date Opponent HR Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 0 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 0 -
May 7 @ SD SD 0 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 0 -
Apr 29 @ PIT PIT 0 -
Apr 25 vs SEA SEA 0 -
Apr 21 @ MIA MIA 0 -
Last 10 average

Total Bases

0.0 / game
(2026) avg
Date Opponent TB Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 0 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 0 -
May 7 @ SD SD 0 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 0 -
Apr 29 @ PIT PIT 0 -
Apr 25 vs SEA SEA 0 -
Apr 21 @ MIA MIA 0 -
Last 10 average

Total RBIs

0.0 / game
(2026) avg
Date Opponent RBI Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 0 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 0 -
May 7 @ SD SD 0 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 0 -
Apr 29 @ PIT PIT 0 -
Apr 25 vs SEA SEA 0 -
Apr 21 @ MIA MIA 0 -
Last 10 average

Total Runs Scored

0.0 / game
(2026) avg
Date Opponent Runs Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 0 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 0 -
May 7 @ SD SD 0 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 0 -
Apr 29 @ PIT PIT 0 -
Apr 25 vs SEA SEA 0 -
Apr 21 @ MIA MIA 0 -
Last 10 average

Hit a Home Run

0.0 / game
(2026) avg
Date Opponent HR Close
May 15 vs KC KC 0 -
May 14 @ ATH ATH 0 -
May 12 @ ATH ATH 0 -
May 10 @ SD SD 0 -
May 7 @ SD SD 0 -
May 4 vs MIL MIL 0 -
May 2 vs LAD LAD 0 -
Apr 29 @ PIT PIT 0 -
Apr 25 vs SEA SEA 0 -
Apr 21 @ MIA MIA 0 -
Last 10 average

Riley O'Brien Game Logs

2026 Game Log
Date Opp Score M/L O/U S/R RES IP H R ER SO BB HR PIT P/IP G/F
May 15 vs KC W 5 - 4 F/11 W -108 O 8.5 R ND 1.0 1 0 0 0 0 0 10 10.0 0.00
May 14 @ ATH W 5 - 4 W 102 U 9.5 R S 1.0 0 0 0 2 0 0 16 16.0 0.00
May 12 @ ATH W 6 - 4 W 132 P 10.0 R S 1.0 0 0 0 0 1 0 13 13.0 0.00
May 10 @ SD L 3 - 2 F/10 L 112 U 8.5 R BS 1.0 2 2 2 3 0 1 31 31.0 0.00
May 7 @ SD W 2 - 1 W 144 U 9.5 R S 1.0 0 0 0 1 0 0 10 10.0 0.00
May 4 vs MIL W 6 - 3 W 110 P 9.0 R S 0.2 0 0 0 0 0 0 3 4.5 1.00
May 2 vs LAD W 3 - 2 W 116 U 8.5 R S 1.0 4 2 2 2 0 0 26 26.0 0.00
Apr 29 @ PIT W 5 - 4 W 112 O 8.5 R S 1.0 1 0 0 1 0 0 11 11.0 1.00
Apr 25 vs SEA L 11 - 9 L 130 O 7.5 R L 1.0 4 2 2 1 1 0 39 39.0 1.00
Apr 21 @ MIA W 5 - 3 W -102 U 8.5 R S 1.0 1 0 0 1 0 0 17 17.0 0.00
Apr 19 @ HOU W 7 - 5 F/10 W 118 O 8.5 R W 1.1 1 0 0 2 0 0 19 14.3 0.00
Apr 18 @ HOU W 7 - 5 W 124 O 9.0 R S 0.2 0 0 0 1 0 0 7 10.5 0.00
Apr 15 vs CLE W 5 - 3 W -112 U 9.0 R S 1.0 0 0 0 2 0 0 15 15.0 0.00
Apr 14 vs CLE W 6 - 5 F/10 W 108 O 9.0 R W 1.0 0 0 0 1 0 0 15 15.0 1.00
Apr 10 vs BOS W 3 - 2 W 116 U 7.5 R S 1.0 0 0 0 1 0 0 8 8.0 0.00
Apr 8 @ WAS W 6 - 1 W -126 U 8.5 R ND 1.0 0 0 0 0 0 0 15 15.0 0.00
Apr 7 @ WAS W 7 - 6 F/10 W -104 O 7.5 R S 1.0 0 1 0 2 0 0 16 16.0 0.00
Apr 5 @ DET W 5 - 3 W 120 P 8.0 R S 1.0 0 0 0 1 0 0 13 13.0 1.00
Apr 1 vs NYM W 2 - 1 F/11 W 138 U 7.5 R ND 1.0 1 0 0 2 0 0 16 16.0 0.00
Mar 31 vs NYM W 3 - 0 W 124 U 8.5 R S 1.0 0 0 0 0 0 0 11 11.0 2.00
Mar 28 vs TB W 6 - 5 F/10 W -104 O 7.5 R H 1.0 2 0 0 0 0 0 9 9.0 0.00
Mar 26 vs TB W 9 - 7 W 114 O 8.0 R W 1.1 1 0 0 2 0 0 17 12.8 0.00
Show Full Season

Riley O'Brien's Pitching Statistics for Regular Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP
2026 STL 22 0 3 1 13 3 2.45 0 0 22.0 18 7 6 2 25 1 4
2025 STL 42 0 3 1 6 3 2.06 0 0 48.0 33 13 11 20 45 2 3
2024 STL 8 0 0 0 0 1 11.25 0 0 8.0 13 10 10 8 11 2 1
2022 SEA 1 0 0 0 0 0 0.00 0 0 1.0 1 0 0 1 1 0 0
2021 CIN 1 1 0 1 0 0 13.50 0 0 1.3 2 2 2 3 2 2 0

Riley O'Brien's Pitching Statistics for Post Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP

Pitching Splits

Overall Last 3 Away Home Day Night
W-L 3-1 0-0 1-0 2-1 0-0 3-1
ERA 2.45 0.00 1.64 3.27 0.00 2.45
IP 22.0 3.0 11.0 11.0 0.0 22.0
HITS 18 1 5 13 0 18
RUNS 7 0 3 4 0 7
ER 6 0 2 4 0 6
SO 25 2 14 11 0 25
BB 2 1 1 1 0 2
HR 1 0 1 0 0 1
OBP .271 .300 .205 .326 .000 .271
WHIP 0.91 0.67 0.55 1.27 0.00 0.91
GB:FB 3.25 4.00 3.00 3.50 0.00 3.25
SB 0 0 0 0 0 0
CS 0 0 0 0 0 0
SB% 0.00 0.00 0.00 0.00 0.00 0.00
QS% 0.00 0.00 0.00 0.00 0.00 0.00


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