title: 1998 Compaq Grand Slam Cup – Men's singles
text: # 1998 Compaq Grand Slam Cup – Men's singles
  
  Marcelo Ríos won in the final 6–4, 2–6, $7–6^{(7–1)},$ 5–7, 6–3 against Andre Agassi. It was Ríos' 6th title of the year and the 11th of his career.
  
  ## Seeds
  
  Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
  
  * Petr Korda (quarterfinals)
  * Marcelo Ríos (champion)
  * Mark Philippoussis (semifinals)
  * Goran Ivanišević (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
  
  | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | | | | | 1 | Petr Korda | 6 | 0 | 1 | | | | | | | | | | | | | | |
  | | Cédric Pioline | 0 | 0 | WC | Andre Agassi | 4 | 6 | 6 | | | | | | | | | | | | | | |
  | WC | Andre Agassi | 6 | 6 | | | | | | WC | Andre Agassi | $7^7$ | $6^5$ | 2 | 7 | 6 | | | | | | | |
  | | | | | | | | | | | Karol Kučera | $6^1$ | $7^7$ | 6 | 5 | 0 | | | | | | | |
  | | | | | 4 | Goran Ivanišević | 7 | 4 | 6 | | | | | | | | | | | | | | |
  | | Karol Kučera | 6 | 6 | | Karol Kučera | 5 | 6 | 8 | | | | | | | | | | | | | | |
  | Alt | Hicham Arazi | 4 | 4 | | | | | | | | | | | | | WC | Andre Agassi | 4 | 6 | $6^1$ | 7 | 3 |
  | | Tim Henman | 5 | 3 | | | | | | | | | | | | | 2 | Marcelo Ríos | 6 | 2 | $7^7$ | 5 | 6 |
  | Alt | Jonas Björkman | 7 | 6 | Alt | Jonas Björkman | 6 | $6^1$ | 1 | | | | | | | | | | | | | | |
  | | | | | 3 | Mark Philippoussis | 4 | $7^7$ | 6 | | | | | | | | | | | | | | |
  | | | | | | | | | | 3 | Mark Philippoussis | $6^4$ | 3 | 4 | | | | | | | | | |
  | Alt | Nicolas Escudé | 3 | 3 | | | | | | 2 | Marcelo Ríos | $7^7$ | 6 | 6 | | | | | | | | | |
  | Alt | Félix Mantilla | 6 | 6 | Alt | Félix Mantilla | $6^2$ | 5 | | | | | | | | | | | | | | | |
  | | | | | 2 | Marcelo Ríos | $7^7$ | 7 | | | | | | | | | | | | | | | |
  