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 53.1 61 33 21 22 5.57 3.97 (-40%) 26.1
1948 CAG NAL 1 1 4 1 1 0 0 24.2 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

Riley Stewart: the record in brief

The season rows for Riley Stewart begin in 1946. The season rows list, in order, the Memphis Red Sox (1946) and the Chicago American Giants (1946 to 1948). Stewart played primarily as a pitcher and batted left-handed and threw right-handed. The bio adds a birth date on March 14, 1919, in Benton, LA, USA and a listed size of 185 pounds on a 6-foot-2 frame. Stewart died on December 10, 2000, in Shreveport, LA, USA. Riley Stewart was the playing name; the full given name is Riley Anderson.

Stewart went 3-4 with a 5.87 ERA in 18 games, 8 of them starts. The totals include 43 strikeouts. The league ERA over Stewart's seasons was 3.89, so the 5.87 figure ran 50.9% worse than average. Among the heaviest workloads, the lowest ERA was 5.57 in 1947, when the league's was 3.97. Pitcher PIV, the site's era-adjusted run-prevention measure, totals 624.2 for Stewart's career.

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 teams did Riley Stewart play for?
Riley Stewart played for 2 teams: the Memphis Red Sox (1946) and the Chicago American Giants (1946–1948).
What were Riley Stewart's career stats?
In 18 games, Riley Stewart went 3-4 with a 5.87 ERA, 43 strikeouts, 89.0 innings pitched, and 1 saves.
What position did Riley Stewart play?
Riley Stewart played primarily as a pitcher, the position where he appeared in the most games.
How tall was Riley Stewart and how much did he weigh?
Riley Stewart was listed at 6 feet 2 inches and 185 pounds.
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.
Is Riley Stewart in the Hall of Fame?
No. Riley Stewart has not been inducted into the National Baseball Hall of Fame.