Riley Stewart

Pitcher · Career Stats, Bio & Records

Riley Stewart was a pitcher who played in Major League Baseball for the Memphis Red Sox and the Chicago American Giants. Across 18 career appearances, he went 3-4 with a 5.87 ERA and 43 strikeouts. His totals include Negro Leagues seasons, which MLB recognized as major league in 2020. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 624.2.

W (Wins):
Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
ERA (Earned Run Average):
Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
SO (Strikeouts):
For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
WHIP (Walks and Hits per Inning Pitched):
Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.

Data updated

W–L 3–4
ERA 5.87
WHIP 1.61
SO 43
Pitcher PIV 624.2
Position
Pitcher
Bats / Throws
L / R
Height / Weight
6'2" / 185 lb
Born
3/14/1919 in Benton, LA, USA
Died
12/10/2000 in Shreveport, LA, USA

Full name: Riley Anderson Stewart

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Negro Leagues Career Statistics

Batting

Riley Stewart — Batting
PA AB R H 2B 3B HR RBI BB SO SB BA OBP SLG OPS
62.0 59.0 8.0 15.0 1.0 1.0 0 3.0 3.0 0 0 .254 .290 .305 .595

Pitching

Riley Stewart — Pitching
W L GS CG GF SV IP H R ER HR BB SO ERA WHIP
14 15 33 21 24 0 269.1 249 180 21 12 62 41 0.70 1.16

Negro Leagues (season totals). Additive Retrosheet-digitized totals for seasons not already in the logs above; they are not summed into the career line. No team/league breakdown is available, and coverage may be partial.

Negro Leagues Season-by-Season Batting

Riley Stewart — Negro Leagues Season-by-Season Batting
Season PA AB R H 2B 3B HR RBI BB SO SB BA OBP SLG OPS
1949 20.0 20.0 2.0 5.0 1.0 0 0 1.0 0 0 0 .250 .250 .300 .550
Listed seasons · 1 20 20 2 5 1 0 0 1 0 0 0 .250 — — —

Negro Leagues Season-by-Season Pitching

Riley Stewart — Negro Leagues Season-by-Season Pitching
Season W L GS CG GF SV IP H R ER HR BB SO ERA WHIP
1949 4 2 6 4 1 0 48.0 53 31 14 3 21 8 2.62 1.54
Listed seasons · 1 4 2 6 4 1 0 48.0 53 31 14 3 21 8 2.62 1.54

Career Pitching Statistics

Riley Stewart — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
3 4 18 8 5 0 1 89.0 105 58 3 38 43 5.87 624.2

Career ERA 5.87 vs. league average 3.89 across their career seasons — 50.9% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Riley Stewart — Season-by-Season Pitching
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
1946 MRS NAL 0 0 1 0 0 0 0 2.0 1 0 1 0 0.00 — 0.0
1946 CAG NAL 0 1 2 1 1 0 0 9.0 12 4 4 3 4.00 3.59 (-11%) 0.0
1947 CAG NAL 2 2 11 6 3 0 1 53.3 61 33 21 22 5.57 3.97 (-40%) 26.1
1948 CAG NAL 1 1 4 1 1 0 0 24.7 31 21 12 18 7.66 4.10 (-87%) 598.2
Career · 4 seasons 3 4 18 8 5 0 1 89.0 105 58 38 43 5.87 — 624

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Career Batting Statistics

Riley Stewart — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
21 38 5 9 0 1 0 1 0 3 0 .237 .293 .289 .582 0

Career AVG .237 vs. league average .261 across their career seasons — 9.2% below league average.

Career OBP .293 vs. league average .335 across their career seasons — 12.7% below league average.

Career SLG .289 vs. league average .371 across their career seasons — 22.0% below league average.

Career OPS .582 vs. league average .707 across their career seasons — 17.6% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Riley Stewart — Season-by-Season Batting
Year Team Lg G AB R H 2B 3B HR RBI SB BB SO AVG Lg AVG Lg OBP Lg SLG Lg OPS PIV
1946 MRS NAL 1 1 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
1946 CAG NAL 2 4 0 1 0 0 0 1 0 0 0 .250 — — — — 0.0
1947 CAG NAL 13 21 4 6 0 1 0 0 0 2 0 .286 — — — — 0.0
1948 CAG NAL 5 12 1 2 0 0 0 0 0 1 0 .167 — — — — 0.0
Career · 4 seasons 21 38 5 9 0 1 0 1 0 3 0 .237 — — — — 0

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Game Log & Splits

View full game log (114 games) →

Per-game data from Retrosheet (regular season, through 2025).

Batting — Home / Away

Riley Stewart — Batting — Home / Away
SplitGABRHHRRBIAVG
Home26163401.250
Away334251102.262

Pitching — Home / Away

Riley Stewart — Pitching — Home / Away
SplitGIPHERBBSOERA
Home2488.082814190.82
Away31137.01401347220.85

Last 10 Games — Batting

Riley Stewart — Last 10 Games — Batting
DateTmOppResABRH2B3BHRRBIBBSO
1949-09-05 NY6KCMW 400000000
1949-08-21 NY6HOEL 100000000
1949-08-11 NY6IN9L 000000000
1949-08-07 NY6IN9W 300000000
1949-07-26 NY6BLGW 501000000
1949-07-05 NY6BLGL 100000000
1949-07-03 NY6BLGL 111100100
1949-07-02 NY6BLGW 412000000
1949-07-01 NY6BLGL 101000000
1948-09-06 CAGCVBW 000000000

Last 10 Games — Pitching

Riley Stewart — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
1949-09-05 NY6KCM W 9.01055430
1949-08-21 NY6HOE L 4.0955211
1949-08-11 NY6IN9 L 8.0060101
1949-08-07 NY6IN9 W 9.0622111
1949-07-26 NY6BLG W 9.0922730
1949-07-02 NY6BLG W 8.11360600
1949-07-01 NY6BLG — 0.2650000
1948-09-06 CAGCVB W 9.01040000
1948-09-02 CAGBIR — 0.0000000
1948-08-29 CAGBIR L 10.01250002

Fielding Statistics

Career Fielding Totals by Position

Riley Stewart — Career Fielding Totals by Position
Position G GS PO A E DP
OF 1 0 1 0 0 0
P 18 9 1 22 0 0

Season-by-Season Fielding

Riley Stewart — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
1946 MRS P 1 0 0 2 0 0
1946 CAG P 2 1 0 4 0 0
1947 CAG P 11 7 1 13 0 0
1948 CAG OF 1 0 1 0 0 0
1948 CAG P 4 1 0 3 0 0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Riley Stewart — Career Games by Position
Position Games
Pitcher 18
Left Field 1

Frequently Asked Questions about Riley Stewart

Was Riley Stewart a pitcher?
Yes. Riley Stewart pitched in the major leagues, recording 3 wins and 43 strikeouts.
How many home runs did Riley Stewart hit?
Riley Stewart hit 0 career home runs with 9 hits.
What was Riley Stewart's career batting average?
Riley Stewart batted .237 over his career, with 9 hits in 38 at bats.
How many RBI did Riley Stewart have?
Riley Stewart drove in 1 runs in his career.
What was Riley Stewart's career ERA?
Riley Stewart finished with a 5.87 career ERA, going 3-4 with 43 strikeouts.
How many strikeouts did Riley Stewart have?
Riley Stewart recorded 43 career strikeouts.