Batting
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Marcelo Mayer

Marcelo Mayer

San Francisco Giants
2B/3B
Age: 23
Bats/Throws: L/R
6'3" / 188
DOB: 12/12/2002
(23 years, 10 months, 22 days)
2B/3B
Season20262027Total
Team- - -FGDC- - -
LevelMLBPROJMLB
G76102120
PA245441381
HR3127
AVG.209.243.216
OBP.275.303.274
SLG.295.391.334
wOBA.258.305.269
wRC+599467
WAR-0.21.30.3
2026 Games
Played
2B:46
SS:24
3B:3
DH:2
RosterResource
Current Role:Starting Lineup: 8th (RR)
How Acquired:Trade (BOS) Aug'26
Draft:2021, Rd: 1, Pick: 4, Ovr: 4
Draft Team:Boston Red Sox
Signing Bonus:$6,664,000
High School:Eastlake HS

Contract1 yr, $783.5k (2026) (RR)
Pre-Arbitration
AAV: $784k
Service Time
0.128
MiLB Options
3
Free Agent
2032
Arb Eligible
2029
News
Rotowire: Mayer started at designated hitter and went 0-for-4 in Monday's 5-2 win over the Twins. (9/22/2026)

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2026
  • 2026
  • 2025
  • 2024
  • 2023
  • SFG
  • BOS
  • SFG
  • September 2026
    MonTueWedThuFriSatSun
    9/1 vs. R
    IL
    9/2 vs. R
    IL
    9/3 vs. R
    IL
    9/4 vs. R
    IL
    9/5 vs. L
    IL
    9/6 vs. R
    IL
    9/7 vs. R
    IL
    9/8 vs. L
    IL
    9/9 vs. R
    IL
    10
    9/11 vs. L
    IL
    9/12 vs. R
    IL
    9/13 vs. R
    IL
    9/14 vs. L
    IL
    9/15 vs. R
    IL
    9/16 vs. L
    IL
    17
    9/18 vs. R
    IL
    9/19 vs. L
    IL
    9/20 vs. L
    IL
    9/21 vs. R
    DH (4)
    9/22 vs. R
    PR
    9/23 vs. L
    DH (7)
    24
    9/25 vs. L
    2B-3B (6)
    9/26 vs. L
    PH-3B
    9/27 vs. L
    3B (4)
    28
    29
    30
    Italic = entered as an in-game substitute
    2026 Games by Position
    2B13B3DH2
    Season Summary
    Total Team Games163
    Available Team Games7
    Games Started4
    Pinch Hitter1
    Pinch Runner1
    Defensive Replacement0
    Starting Lineup
    Allvs Rvs L
    1st000
    2nd000
    3rd000
    4th211
    5th000
    6th101
    7th101
    8th000
    9th000
    Transaction Tracker
    Transaction Type
    All
    Clear
  • Free Agent
  • Contract Option
  • Arbitration
  • Extension
  • Trade
  • 40-Man Roster
  • Injuries
  • Waiver Claim
  • DFA
  • Promotion
  • Demotion
  • Other
  • DateTeamTransaction Details
    DateTeamTransaction Details
    No data is available.
    DateTeamTransaction Details
    9/21/2026SFGActivated from 10-Day IL
    8/3/2026SFGAcquired from Red Sox for RP Erik Miller
    6/26/2026BOSPlaced on 10-Day IL
    9/1/2025BOSTransferred to 60-Day IL
    7/25/2025BOSPlaced on 10-Day IL
    6/30/2025BOSReinstated from Bereavement List
    6/27/2025BOSPlaced on Bereavement List
    5/24/2025BOSContract selected from minors
    DateTeamTransaction Details
    9/21/2026SFGActivated from 10-Day IL
    8/3/2026SFGAcquired from Red Sox for RP Erik Miller
    6/26/2026BOSPlaced on 10-Day IL
    9/1/2025BOSTransferred to 60-Day IL
    7/25/2025BOSPlaced on 10-Day IL
    6/30/2025BOSReinstated from Bereavement List
    6/27/2025BOSPlaced on Bereavement List
    5/24/2025BOSContract selected from minors
    Injury History
    DateTeamInjury / SurgeryReturn Date
    DateTeamInjury / SurgeryReturn Date
    No data is available.
    DateTeamInjury / SurgeryReturn Date
    6/25/2026SFGStress reaction in forearm9/21/2026
    8/20/2025BOSArthroscopic wrist surgery (right)9/29/2025
    DateTeamInjury / SurgeryReturn Date
    6/25/2026SFGStress reaction in forearm9/21/2026
    8/20/2025BOSArthroscopic wrist surgery (right)9/29/2025