2003 Synsam Swedish Open – Singles
| Singles | |
|---|---|
| 2003 Synsam Swedish Open | |
| Champion |  Mariano Zabaleta | 
| Runner-up |  Nicolás Lapentti | 
| Score | 6–3, 6–4 | 
| Draw | 32 | 
| Seeds | 8 | 
Carlos Moyá was the defending champion but lost in the semifinals to Mariano Zabaleta.
Zabaleta won in the final 6–3, 6–4 against Nicolás Lapentti.
Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
 Carlos Moyá (semifinals) Carlos Moyá (semifinals)
 Tommy Robredo (semifinals) Tommy Robredo (semifinals)
 Younes El Aynaoui (first round) Younes El Aynaoui (first round)
 Mikhail Youzhny (quarterfinals) Mikhail Youzhny (quarterfinals)
 Mariano Zabaleta (champion) Mariano Zabaleta (champion)
 Nicolás Lapentti (final) Nicolás Lapentti (final)
 Fernando Vicente (first round) Fernando Vicente (first round)
 Alberto Martín (first round) Alberto Martín (first round)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted



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