What years did Larry Jansen play?

Larry Jansen played in Major League Baseball from 1947 to 1956.

Was Larry Jansen a pitcher?

Yes. Larry Jansen pitched in the major leagues, recording 122 wins and 842 strikeouts.

How many home runs did Larry Jansen hit?

Larry Jansen hit 1 career home runs with 90 hits.

What was Larry Jansen's career batting average?

Larry Jansen batted .150 over his career, with 90 hits in 600 at bats.

How many RBI did Larry Jansen have?

Larry Jansen drove in 48 runs in his career.

What was Larry Jansen's career ERA?

Larry Jansen finished with a 3.58 career ERA, going 122-89 with 842 strikeouts.

Larry Jansen

Pitcher · Career Stats, Bio & Records (1947-1956)

Larry Jansen was a pitcher who played in Major League Baseball from 1947 to 1956 for the New York Giants and the Cincinnati Reds, a span of 10 seasons. Across 291 career appearances, he went 122-89 with a 3.58 ERA and 842 strikeouts. He also batted .150 with 1 home runs. Larry Jansen was a 2-time All-Star. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 14858.0.

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 October 12, 2026

W–L 122–89

ERA 3.58

WHIP 1.22

SO 842

Pitcher PIV 14858.0

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'2" / 190 lb
Born: 7/16/1920 in Verboort, OR, USA
Died: 10/10/2009 in Verboort, OR, USA
MLB Debut: 1947-04-17
Last Game: 1956-09-25
Awards: 2× All-Star

Full name: Lawrence Joseph Jansen

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Career Pitching Statistics

Larry Jansen — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
122	89	291	237	107	17	10	1765.2	1,751	703	191	410	842	3.58	14858.0

Career ERA 3.58 vs. league average 4.03 across their career seasons — 11.1% better than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Larry Jansen Stats, Bio & Career Records
Year	Team	Lg	W	L	G	GS	CG	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1947	NY1	NL	21	5	42	30	20	1	1	248.0	241	87	57	104	3.16	3.97 (+21%)	1352.6
1948	NY1	NL	18	12	42	36	15	4	2	277.0	283	111	54	126	3.61	4.10 (+12%)	3294.5
1949	NY1	NL	15	16	37	35	17	3	0	259.2	271	111	62	113	3.85	4.12 (+7%)	-418.5
1950	NY1	NL	19	13	40	35	21	5	3	275.0	238	92	55	161	3.01	4.36 (+31%)	6331.8
1951	NY1	NL	23	11	39	34	18	3	0	278.2	254	94	56	145	3.04	4.04 (+25%)	5563.6
1952	NY1	NL	11	11	34	27	8	1	2	167.1	183	76	47	74	4.09	3.70 (-10%)	14.2
1953	NY1	NL	11	16	36	26	6	0	1	184.2	185	85	55	88	4.14	4.14 (avg)	-536.9
1954	NY1	NL	2	2	13	7	0	0	0	40.2	57	27	15	15	5.98	3.90 (-53%)	-550.8
1956	CIN	NL	2	3	8	7	2	0	1	34.2	39	20	9	16	5.19	3.96 (-31%)	-192.5
Career · 9 seasons			122	89	291	237	107	17	10	1,765.2	1,751	703	410	842	3.58	—	14,858

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

Larry Jansen — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
291	600	37	90	12	1	1	48	0	39	157	.150	.202	.178	.380	-4,427

Career AVG .150 vs. league average .261 across their career seasons — 42.6% below league average.

Career OBP .202 vs. league average .337 across their career seasons — 40.0% below league average.

Career SLG .178 vs. league average .386 across their career seasons — 53.9% below league average.

Career OPS .380 vs. league average .723 across their career seasons — 47.4% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Larry Jansen Stats, Bio & Career Records
Year	Team	Lg	G	AB	R	H	2B	3B	HR	RBI	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1947	NY1	NL	42	86	6	16	2	0	0	7	3	13	.186	.262 (-29%)	.336 (-37%)	.376 (-44%)	.712 (-41%)	-560.9
1948	NY1	NL	42	95	4	13	3	0	0	7	4	22	.137	.263 (-48%)	.340 (-50%)	.379 (-56%)	.719 (-53%)	-812.2
1949	NY1	NL	37	97	2	16	3	1	0	4	4	18	.165	.262 (-37%)	.343 (-42%)	.384 (-44%)	.727 (-43%)	-698.0
1950	NY1	NL	40	96	6	16	2	0	1	13	3	26	.167	.265 (-37%)	.346 (-45%)	.401 (-46%)	.747 (-45%)	-728.9
1951	NY1	NL	39	96	5	9	0	0	0	5	7	33	.094	.260 (-64%)	.336 (-54%)	.385 (-76%)	.721 (-65%)	-1006.1
1952	NY1	NL	34	45	7	8	1	0	0	9	11	13	.178	—	—	—	—	-114.7
1953	NY1	NL	36	60	5	8	0	0	0	2	6	21	.133	.264 (-50%)	.335 (-37%)	.397 (-66%)	.733 (-53%)	-506.2
1954	NY1	NL	13	14	1	4	1	0	0	1	0	4	.286	—	—	—	—	0.0
1956	CIN	NL	8	11	1	0	0	0	0	0	1	7	.000	—	—	—	—	0.0
Career · 9 seasons			291	600	37	90	12	1	1	48	39	157	.150	—	—	—	—	-4,427

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.

Postseason Statistics

Playoff Career Batting

Larry Jansen — Playoff Career Batting
G	AB	R	H	2B	3B	HR	RBI	BB	SO	AVG
3	2	0	0	0	0	0	0	0	0	.000

Playoff Batting by Year

Larry Jansen — Playoff Batting by Year
Year	Round	Team	G	AB	R	H	2B	3B	HR	RBI	BB	SO	AVG
1951	WS	NY1	3	2	0	0	0	0	0	0	0	0	.000

Playoff Career Pitching

Larry Jansen — Playoff Career Pitching
W	L	G	GS	SV	IP	H	ER	BB	SO	ERA
0	2	3	2	0	10.0	8	7	4	6	6.30

Playoff Pitching by Year

Larry Jansen — Playoff Pitching by Year
Year	Round	Team	W	L	G	GS	SV	IP	H	ER	BB	SO	ERA
1951	WS	NY1	0	2	3	2	0	10.0	8	7	4	6	6.30

Game Log & Splits

View full game log (580 games) →

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

Batting — Home / Away

Larry Jansen — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	138	281	17	42	1	23	.149
Away	152	317	20	48	0	24	.151

Pitching — Home / Away

Larry Jansen — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	138	911.0	837	305	189	460	3.01
Away	152	853.1	917	401	220	384	4.23

Last 10 Games — Batting

Larry Jansen — Last 10 Games — Batting
Date	Tm	Opp	Res	AB	R	BB	SO
1956-09-25	CIN	ATL	L	0	0	0	0
1956-09-18	CIN	PHI	L	2	0	0	1
1956-09-11	CIN	NY1	W	0	0	0	0
1956-09-05	CIN	ATL	W	0	0	0	0
1956-09-03	CIN	ATL	W	1	0	0	1
1956-08-24	CIN	BRO	L	1	0	0	1
1956-08-17	CIN	ATL	W	3	1	1	2
1956-08-10	CIN	ATL	W	4	0	0	2
1954-07-04	NY1	PIT	L	2	0	0	1
1954-06-23	NY1	ATL	L	1	0	0	0

Last 10 Games — Pitching

Larry Jansen — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1956-09-25	CIN	ATL	L	1.2	3	3	3	1	0	0
1956-09-18	CIN	PHI	L	6.0	6	3	3	1	2	0
1956-09-11	CIN	NY1	—	1.0	4	3	3	0	1	1
1956-09-05	CIN	ATL	SV	1.0	0	0	0	1	1	0
1956-09-03	CIN	ATL	—	2.0	3	2	2	2	0	1
1956-08-24	CIN	BRO	L	5.0	7	6	6	2	1	2
1956-08-17	CIN	ATL	W	9.0	7	2	2	2	7	1
1956-08-10	CIN	ATL	W	9.0	9	1	1	0	4	0
1954-07-04	NY1	PIT	—	3.1	5	3	3	1	1	0
1954-06-23	NY1	ATL	—	4.0	5	2	2	1	2	1

Fielding Statistics

Career Fielding Totals by Position

Larry Jansen — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	291	14	138	335	11	31

Season-by-Season Fielding

Larry Jansen — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1947	NY1	P	42	0	19	42	4	3
1948	NY1	P	42	0	20	56	1	7
1949	NY1	P	37	0	14	57	1	1
1950	NY1	P	40	0	30	45	1	7
1951	NY1	P	39	0	29	54	1	3
1952	NY1	P	34	0	9	38	3	5
1953	NY1	P	36	0	11	27	0	2
1954	NY1	P	13	7	3	12	0	3
1956	CIN	P	8	7	3	4	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Larry Jansen Stats, Bio & Career Records
Position	Games
Pitcher	291

Awards & Honors

Larry Jansen — Awards & Honors
Year	Award	Notes
1950	Baseball Magazine All-Star	P3

Award Voting History

Larry Jansen — Award Voting History
Year	Award	League	Finish	Points Won	Points Max	Votes First
1951	Most Valuable Player	NL	14th	26.0	336	0
1950	Most Valuable Player	NL	33th	2.0	336	0
1948	Most Valuable Player	NL	28th	2.0	336	0
1947	Most Valuable Player	NL	7th	91.0	336	1
1947	Rookie of the Year	ML	2nd	105.0	165	0

Most Similar Players

Career comps based on counting + rate stats and primary position. Score is relative — closest peer anchors at ~98%.

Career Spans

Larry Jansen (highlighted) compared to peers across the same era.

Larry Jansen: the record in brief

The profile opens with Larry Jansen's first major league game on April 17, 1947; the last one listed came on September 25, 1956. Jansen played for the New York Giants (1947 through 1954) and the Cincinnati Redlegs (1956). Born on July 16, 1920, in Verboort, OR, USA, Jansen is listed as a pitcher and both batted and threw right-handed. The bio gives 6'2" and 190 pounds. Jansen died on October 10, 2009, in Verboort, OR, USA. Larry Jansen was the playing name; the full given name is Lawrence Joseph.

Jansen pitched in 291 games, starting 237, and finished with a 122-89 record and 3.58 ERA. The same table counts 842 strikeouts, 107 complete games, 17 shutouts, and 10 saves. The leagues Jansen pitched in allowed 4.03 earned runs per nine over those seasons, so the career ERA was 11.1% better than average. The best win total was 23, in 1951. The strikeout high was 161 in 1950.

Frequently Asked Questions about Larry Jansen

What years did Larry Jansen play?: Larry Jansen played in Major League Baseball from 1947 to 1956.
Was Larry Jansen a pitcher?: Yes. Larry Jansen pitched in the major leagues, recording 122 wins and 842 strikeouts.
How many home runs did Larry Jansen hit?: Larry Jansen hit 1 career home runs with 90 hits.
What was Larry Jansen's career batting average?: Larry Jansen batted .150 over his career, with 90 hits in 600 at bats.
How many RBI did Larry Jansen have?: Larry Jansen drove in 48 runs in his career.
What was Larry Jansen's career ERA?: Larry Jansen finished with a 3.58 career ERA, going 122-89 with 842 strikeouts.