What years did Christian Koss play?

Christian Koss played in Major League Baseball from 2025 to 2026.

Was Christian Koss a pitcher?

No. Christian Koss was a position player (Second Baseman), though he did pitch in 6 career games.

How many home runs did Christian Koss hit?

Christian Koss hit 7 career home runs with 79 hits.

What was Christian Koss's career batting average?

Christian Koss batted .243 over his career, with 79 hits in 325 at bats.

How many RBI did Christian Koss have?

Christian Koss drove in 32 runs in his career.

What was Christian Koss's career ERA?

Christian Koss finished with a 4.50 career ERA, going 0-0 with 0 strikeouts.

Christian Koss

Second Baseman · Career Stats, Bio & Records (2025-2026)

Christian Koss is a second baseman who has played in Major League Baseball since 2025 for the San Francisco Giants, a span of 2 seasons. In 131 career games, he has hit .243 with 79 hits, 7 home runs, and 32 RBI.

AVG (Batting Average):: Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
HR (Home Runs):: Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
RBI (Runs Batted In):: Runs that scored as a direct result of a batter's plate appearance.
OPS (On-Base Plus Slugging):: On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.

Data updated September 9, 2026

Active Player

AVG .243

HR 7

RBI 32

H 79

OPS .638

PIV -171

Position: Second Baseman
Bats / Throws: R / R
Height / Weight: 6'1" / 186 lb
Born: 1/27/1998 in Riverside, CA, USA
MLB Debut: 2025-04-01

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Career Batting Statistics

Christian Koss — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
131	325	47	79	14	0	7	32	6	16	85	.243	.287	.351	.638	-171

Career AVG .243 vs. league average .245 across their career seasons — near league average.

Career OBP .287 vs. league average .317 across their career seasons — 9.3% below league average.

Career SLG .351 vs. league average .402 across their career seasons — 12.8% below league average.

Career OPS .638 vs. league average .719 across their career seasons — 11.2% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Christian Koss — Season-by-Season Batting
Year	Team	Lg	G	AB	R	H	2B	HR	RBI	SB	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2025	SFN	NL	76	174	25	46	9	3	23	4	9	45	.264	.245 (+8%)	.315 (-2%)	.403 (-9%)	.718 (-6%)	-171.3
2026	SF	NL	55	151	22	33	5	4	9	2	7	40	.219	.243 (-10%)	.318 (-18%)	.400 (-17%)	.718 (-17%)	0
Career · 2 seasons			131	325	47	79	14	7	32	6	16	85	.243	—	—	—	—	-171

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 Pitching Statistics

Christian Koss — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
0	0	6	0	0	0	0	6.0	9	3	0	0	0	4.50	0.0

Career ERA 4.50 vs. league average 4.17 across their career seasons — 8.0% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Christian Koss — Season-by-Season Pitching
Year	Team	Lg	G	IP	H	ER	ERA	Lg ERA	Pitcher PIV
2025	SFN	NL	4	4.0	4	0	0.00	—	0.0
2026	SF	NL	2	2.0	5	3	13.50	—	-
Career · 2 seasons			6	6.0	9	3	4.50	—	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 (80 games) →

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

Batting — Home / Away

Christian Koss — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	41	84	15	26	2	17	.310
Away	35	90	10	20	1	6	.222

Pitching — Home / Away

Christian Koss — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	4	4.0	4	0	0	0	0.00

Last 10 Games — Batting

Christian Koss — Last 10 Games — Batting
Date	Tm	Opp	Res	AB	R	H	2B	RBI	BB	SO
2025-09-28	SFG	COL	W	3	0	0	0	0	0	1
2025-09-24	SFG	STL	W	3	2	1	0	0	1	0
2025-09-23	SFG	STL	L	3	1	1	0	1	1	0
2025-09-22	SFG	STL	L	0	0	0	0	0	0	0
2025-09-21	SFG	LAD	W	4	1	2	1	0	0	2
2025-09-19	SFG	LAD	L	1	0	1	0	0	0	0
2025-09-18	SFG	LAD	L	1	0	0	0	0	0	1
2025-09-17	SFG	AZ	W	4	1	1	1	2	0	0
2025-09-12	SFG	LAD	W	0	1	0	0	0	0	0
2025-09-08	SFG	AZ	W	4	1	2	1	2	0	0

Last 4 Games — Pitching

Christian Koss — Last 4 Games — Pitching
Date	Tm	Opp	Dec	IP	H
2025-08-30	SFG	BAL	—	1.0	0
2025-08-13	SFG	SDP	—	1.0	2
2025-08-10	SFG	WAS	—	1.0	1
2025-04-22	SFG	MIL	—	1.0	1

Fielding Statistics

Career Fielding Totals by Position

Christian Koss — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
2B	46	39	56	118	3	19
3B	13	7	5	14	2	3
P	4	0	0	0	0	0
SS	7	3	7	13	2	4

Season-by-Season Fielding

Christian Koss — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
2025	SFN	2B	46	39	56	118	3	19
2025	SFN	3B	13	7	5	14	2	3
2025	SFN	P	4	0	0	0	0	0
2025	SFN	SS	7	3	7	13	2	4

Career Games by Position

Position Diamond

Circle size = games played at each position.

Christian Koss — Career Games by Position
Position	Games
Pitcher	4
Second Base	46
Third Base	13
Shortstop	7
Designated Hitter	3

Frequently Asked Questions about Christian Koss

What years did Christian Koss play?: Christian Koss played in Major League Baseball from 2025 to 2026.
Was Christian Koss a pitcher?: No. Christian Koss was a position player (Second Baseman), though he did pitch in 6 career games.
How many home runs did Christian Koss hit?: Christian Koss hit 7 career home runs with 79 hits.
What was Christian Koss's career batting average?: Christian Koss batted .243 over his career, with 79 hits in 325 at bats.
How many RBI did Christian Koss have?: Christian Koss drove in 32 runs in his career.
What was Christian Koss's career ERA?: Christian Koss finished with a 4.50 career ERA, going 0-0 with 0 strikeouts.