# 2000 Internazionali di Tennis di San Marino – Singles

Galo Blanco was the defending champion, but lost in the first round to Julián Alonso.
Álex Calatrava won the title by defeating Sergi Bruguera 7–6$^{(9–7)}$, 1–6, 6–4 in the final.

## Seeds

* Franco Squillari (first round)
* Mariano Puerta (first round)
* Karim Alami (quarterfinals)
* Gastón Gaudio (first round)
* Andrei Medvedev (semifinals, withdrew)
* Richard Fromberg (first round)
* Galo Blanco (first round)
* Jiří Vaněk (quarterfinals)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| WC | Sergi Bruguera | 6$^4$ | 6 | 6 | | | | | |
| WC | Diego Nargiso | 7$^7$ | 1 | 3 | | | | | |
| WC | Diego Nargiso | 7$^7$ | 1 | 3 | WC | Sergi Bruguera | 6$^7$ | 6 | 4 |
| | | | | | | Álex Calatrava | 7$^9$ | 1 | 6 |
| 5 | Andrei Medvedev | | | | | Álex Calatrava | 7$^9$ | 1 | 6 |
| | Álex Calatrava | w/o | | | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | F Squillari | 1 | 4 | | | | | | | | | | | | | | | |
| WC | S Bruguera | 6 | 6 | | WC | S Bruguera | 4 | 6 | 6 | | | | | | | | | |
| Q | O Malcor | 2 | 7 | 1 | | T Zíb | 6 | 3 | 4 | | | | | | | | | |
| | T Zíb | 6 | 5 | 6 | | | | | | WC | S Bruguera | 6 | 6 | | | | | |
| | A Gaudenzi | 6 | 6 | | | | | | | | J Alonso | 2 | 4 | | | | | |
| | M Tabara | 3 | 0 | | | A Gaudenzi | 6 | 6$^4$ | 5 | | | | | | | | | |
| | J Alonso | 2 | 6 | 6 | | J Alonso | 4 | 7$^7$ | 7 | | | | | | | | | |
| 7 | G Blanco | 6 | 1 | 4 | | | | | | | | | | WC | S Bruguera | 6$^4$ | 6 | 6 |
| 3 | K Alami | 7 | 6 | | | | | | | | | | | WC | D Nargiso | 7$^7$ | 1 | 3 |
| | G Etlis | 5 | 3 | | 3 | K Alami | 4 | 6 | 6 | | | | | | | | | |
| WC | R Furlan | 4 | 6 | 7 | WC | R Furlan | 6 | 1 | 3 | | | | | | | | | |
| SE | R Sluiter | 6 | 3 | 5 | | | | | | 3 | K Alami | 6$^5$ | 4 | | | | | |
| SE | E Kempes | 4 | 6 | 5 | | | | | | WC | D Nargiso | 7$^7$ | 6 | | | | | |
| | JA Marín | 6 | 0 | 7 | | JA Marín | 5 | 6 | 4 | | | | | | | | | |
| WC | D Nargiso | 3 | 6 | 6 | WC | D Nargiso | 7 | 2 | 6 | | | | | | | | | |
| 6 | R Fromberg | 6 | 2 | 4 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 5 | A Medvedev | 6 | 6 | | | | | | | | | | | | | |
| Q | S Cobolli | 3 | 4 | | 5 | A Medvedev | 6 | 7 | | | | | | | | |
| Q | M Charpentier | 6 | 4 | 4 | | A Sávolt | 1 | 5 | | | | | | | | |
| | A Sávolt | 0 | 6 | 6 | | | | | | 5 | A Medvedev | 6 | 7 | | | |
| | J Siemerink | 6 | 6 | | | | | | | | J Siemerink | 4 | 5 | | | |
| | F Jonsson | 3 | 2 | | | J Siemerink | 6 | 6 | | | | | | | | |
| | A Stoliarov | 6 | 6 | | | A Stoliarov | 3 | 2 | | | | | | | | |
| 4 | G Gaudio | 3 | 0 | | | | | | | | | | | 5 | A Medvedev | |
| 8 | J Vaněk | 7$^7$ | 7 | | | | | | | | | | | | Á Calatrava | w/o |
| Q | H Armando | 6$^3$ | 5 | | 8 | J Vaněk | 3 | 6 | 6 | | | | | | | |
| | T Behrend | 6 | 6 | | | T Behrend | 6 | 4 | 3 | | | | | | | |
| | J Knippschild | 4 | 1 | | | | | | | 8 | J Vaněk | 5 | 1 | | | |
| | S Huet | 3 | 0 | | | | | | | | Á Calatrava | 7 | 6 | | | |
| | C Rochus | 6 | 6 | | | C Rochus | 6$^5$ | 4 | | | | | | | | |
| | Á Calatrava | 6$^4$ | 7$^7$ | 7 | | Á Calatrava | 7$^7$ | 6 | | | | | | | | |
| 2 | M Puerta | 7$^7$ | 6$^4$ | 5 | | | | | | | | | | | | |