Lineups not announcedLineups only · full preview is a separate page

Kansas City Royals vs Boston Red Sox Starting Lineups — September 12, 2026

Batting orders, positions, season stats, splits against the opposing starter's hand and batter-versus-pitcher history with sample size for both clubs.

4:10 PM ET · Fenway ParkLineups not confirmedStats updating
KC
65–82 · 5th AL Central
Pending
HandLHP
OPS vs hand.702 vs LHP
BOS
80–67 · 3rd AL East
Pending
HandRHP
OPS vs hand.717 vs RHP
Both lineups pending

Neither club has announced a batting order yet. Check back closer to first pitch.