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VS

Seattle Mariners Lead Cleveland Guardians 17-13 in Head-to-Head Matchups

MLB14-16-0 ATS (46.67%)Data through 2026-03-29

Guardians vs Mariners Betting Record

Against the Spread

14-16-0

Win %

46.67%

ROI

-14.12%

Units

-4.2

Moneyline

13-17-0

Win %

43.33%

ROI

-4.69%

Units

-1.4

Over Rate

15-12-3

Win %

55.56%

ROI

+6.95%

Units

+1.9

From the Other Side — Mariners vs Guardians

Against the Spread

16-14-0

Win %

53.33%

ROI

+8.87%

Units

+2.7

Moneyline

17-13-0

Win %

56.67%

ROI

+4.94%

Units

+1.5

Over Rate

15-12-3

Win %

55.56%

ROI

+6.95%

Units

+1.9

Venue Splits

Guardians Home

5-7-0 ATS

41.67% • -14.83%

5-7-0 ML (41.67%)

Mariners Home

9-9-0 ATS

50% • -1.25%

10-8-0 ML (55.56%)

Scoring Averages

Guardians

3.5

PPG

4.1

allowed

Total

7.6

Avg

30

games

Mariners

4.1

PPG

3.5

allowed

Recent Matchups

Date	Matchup	Score	Spread	ATS	ML	O/U
03/292026-03-29	Guardians @ Mariners	L 8-0	-1.5	✗	L	O
03/282026-03-28	Guardians @ Mariners	W 5-6	-1.5	✓	W	O
03/272026-03-27	Guardians @ Mariners	L 5-1	-1.5	✗	L	U
03/262026-03-26	Guardians @ Mariners	W 4-6	-1.5	✓	W	O
08/312025-08-31	Mariners @ Guardians	L 2-4	-1.5	✗	L	U
08/302025-08-30	Mariners @ Guardians	W 4-3	-1.5	✓	W	U
08/292025-08-29	Mariners @ Guardians	W 5-4	-1.5	✓	W	O
06/152025-06-15	Guardians @ Mariners	L 6-0	-1.5	✗	L	U
06/142025-06-14	Guardians @ Mariners	L 4-3	-1.5	✓	L	P
06/132025-06-13	Guardians @ Mariners	L 7-2	-1.5	✗	L	O
06/202024-06-20	Mariners @ Guardians	W 6-3	-1.5	✓	W	O
06/192024-06-19	Mariners @ Guardians	W 8-0	-1.5	✓	W	O
06/182024-06-18	Mariners @ Guardians	L 5-8	-1.5	✗	L	O
04/032024-04-03	Guardians @ Mariners	W 0-8	-1.5	✓	W	O
04/022024-04-02	Guardians @ Mariners	W 2-5	-1.5	✓	W	P
04/012024-04-01	Guardians @ Mariners	L 5-4	-1.5	✗	L	O
04/092023-04-09	Mariners @ Guardians	W 7-6	-1.5	✓	W	O
04/082023-04-08	Mariners @ Guardians	L 2-3	-1.5	✗	L	U
04/072023-04-07	Mariners @ Guardians	L 3-5	-1.5	✗	L	O
04/022023-04-02	Guardians @ Mariners	W 5-6	-1.5	✓	W	O

Frequently Asked Questions

What is the Cleveland Guardians vs Seattle Mariners all-time record?

The Cleveland Guardians are 13-17 against the Seattle Mariners in head-to-head matchups.

What is the Cleveland Guardians ATS record vs the Seattle Mariners?

The Cleveland Guardians are 14-16-0 against the spread vs the Seattle Mariners on DraftKings, with -14.12% ROI.

Do Cleveland Guardians vs Seattle Mariners games go over or under?

Cleveland Guardians vs Seattle Mariners games average 7.6 total points. The Over has hit 55.56% of the time.

More Guardians Matchups

See from Mariners perspective

Head-to-head betting record for Cleveland Guardians vs Seattle Mariners on LineTerminal. The Guardians are 13-17 straight up against the Mariners and 14-16-0 against the spread (46.67% cover rate, -14.12% ROI) on DraftKings. Data sourced from DraftKings closing lines. Updated daily after games are graded. Past performance does not guarantee future results.