| 2003 Sta. Lucia Realtors season | |
|---|---|
| Head coach | Alfrancis Chua |
| Owner(s) | Sta. Lucia Land |
| All-Filipino Cup results | |
| Record | 11–15 (42.3%) |
| Place | 4th |
| Playoff finish | Semis (lost to Coca Cola) |
| Mabuhay Cup results | |
| Record | 2–2 (50%) |
| Place | N/A |
| Playoff finish | N/A |
| Reinforced Conference results | |
| Record | 10–10 (50%) |
| Place | 4th |
| Playoff finish | Semis (lost to SMB) |
| Sta. Lucia Realtors seasons | |
The 2003 Sta. Lucia Realtors season was the 11th season of the franchise in the Philippine Basketball Association (PBA).