2003 Boston Red Sox season Game log June

| Date_ | Opponent | Score | Loss | Save_ |
|---|---|---|---|---|
| June 1 | @ Blue Jays | 11–8 | White (0–1) | ||26,890||31–24 |
| June 3 | @ Pirates | Postponed | Postponed | Postponed |
| June 4 | @ Pirates | 11–4 | Benson (5–6) | ||N/A||32–24 |
| June 4 | @ Pirates | 8–3 | D`Amico (4–6) | ||27,769||33–24 |
| June 5 | @ Pirates | 5–4 | Mendoza (1–2) | Williams (16) |
| June 6 | @ Brewers | 9–3 | Almonte (0–1) | ||20,195||33–26 |
| June 7 | @ Brewers | 11–10 | DeJean (2–4) | Timlin (1) |
| June 8 | @ Brewers | 9–1 | Rusch (1–9) | ||20,784||35–26 |
| June 10 | Cardinals | 9–7 | Lyon (2–3) | Eldred (8) |
| June 11 | Cardinals | 13–1 | Tomko (2–5) | ||33,453||36–27 |
| June 12 | Cardinals | 8–7 13 | Mendoza (1–3) | ||34,389||36–28 |
| June 13 | Astros | 4–3 | Stone (4–2) | Lyon (7) |