title: 2018 Oracle Challenger Series – Newport Beach – Men's singles
text: # 2018 Oracle Challenger Series – Newport Beach – Men's singles
  
  This was the first edition of the tournament.
  
  Taylor Fritz won the title after defeating Bradley Klahn 3–6, 7–5, 6–0 in the final.
  
  ## Seeds
  
  * Kei Nishikori (first round)
  * Frances Tiafoe (first round)
  * Taylor Fritz (champion)
  * Bjorn Fratangelo (second round, retired)
  * Cameron Norrie (first round)
  * Alexander Bublik (second round)
  * Ernesto Escobedo (first round)
  * Yannick Hanfmann (first round)
  
  ## 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 | Reilly Opelka | 3 | $6^6$ | | | | | | |
  | 3 | Taylor Fritz | 6 | $7^8$ | | | | | | |
  | 3 | Taylor Fritz | 6 | $7^8$ | | 3 | Taylor Fritz | 3 | 7 | 6 |
  | | | | | | | Bradley Klahn | 6 | 5 | 0 |
  | Q | Christian Garín | 3 | 6 | 4 | | Bradley Klahn | 6 | 5 | 0 |
  | | Bradley Klahn | 6 | 0 | 6 | | | | | |
  
  ### 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1/WC | K Nishikori | 3 | 6 | 4 | | | | | | | | | | | | | |
  | Q | D Novikov | 6 | 3 | 6 | Q | D Novikov | 4 | 4 | | | | | | | | | |
  | | D Kudla | $6^5$ | 3 | | WC | R Opelka | 6 | 6 | | | | | | | | | |
  | WC | R Opelka | $7^7$ | 6 | | | | | | | WC | R Opelka | 7 | 6 | | | | |
  | | H Laaksonen | $6^9$ | 2 | | | | | | | | M Bachinger | 5 | 4 | | | | |
  | | F Peliwo | $7^{11}$ | 6 | | | F Peliwo | 3 | $6^3$ | | | | | | | | | |
  | | M Bachinger | 6 | $7^9$ | | | M Bachinger | 6 | $7^7$ | | | | | | | | | |
  | 7 | E Escobedo | 3 | $6^7$ | | | | | | | | | | | WC | R Opelka | 3 | $6^6$ |
  | 3 | T Fritz | 6 | 6 | | | | | | | | | | | 3 | T Fritz | 6 | $7^8$ |
  | Q | G Olaso | 3 | 4 | | 3 | T Fritz | 6 | 6 | | | | | | | | | |
  | | M Arévalo | 4 | 4 | | WC | T-S Kwiatkowski | 4 | 4 | | | | | | | | | |
  | WC | T-S Kwiatkowski | 6 | 6 | | | | | | | 3 | T Fritz | 6 | 6 | | | | |
  | | N Rubin | $7^7$ | 6 | | | | | | | | N Rubin | 3 | 2 | | | | |
  | | T Smyczek | $6^5$ | 2 | | | N Rubin | $6^6$ | 6 | $7^{10}$ | | | | | | | | |
  | | P Polansky | 6 | 3 | 0 | 6 | A Bublik | $7^8$ | 4 | $6^8$ | | | | | | | | |
  | 6 | A Bublik | 3 | 6 | 6 | | | | | | | | | | | | | |
  
  ### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 5 | C Norrie | 2 | 4 | | | | | | | | | | | | | | | | |
  | | M Mmoh | 6 | 6 | | | M Mmoh | 6 | 2 | 1 | | | | | | | | | | |
  | | T Ito | $7^7$ | 4 | $1^r$ | | D King | 1 | 6 | 6 | | | | | | | | | | |
  | | D King | $6^4$ | 6 | 2 | | | | | | | D King | 7 | 2 | 3 | | | | | |
  | WC | T Paul | 4 | 3 | | | | | | | Q | C Garín | 5 | 6 | 6 | | | | | |
  | Q | C Garín | 6 | 6 | | Q | C Garín | 6 | 1 | | | | | | | | | | | |
  | Q | T Fawcett | 4 | 2 | | 4 | B Fratangelo | 3 | $0^r$ | | | | | | | | | | | |
  | 4 | B Fratangelo | 6 | 6 | | | | | | | | | | | | Q | C Garín | 3 | 6 | 4 |
  | 8 | Y Hanfmann | 4 | 3 | | | | | | | | | | | | | B Klahn | 6 | 0 | 6 |
  | | B Klahn | 6 | 6 | | | B Klahn | 6 | 1 | 6 | | | | | | | | | | |
  | | M Krueger | $7^7$ | 6 | | | M Krueger | 3 | 6 | 4 | | | | | | | | | | |
  | | G Oliveira | $6^5$ | 2 | | | | | | | | B Klahn | $7^9$ | 6 | | | | | | |
  | | G Clezar | 2 | 3 | | | | | | | | M Kecmanović | $6^7$ | 1 | | | | | | |
  | | S Kozlov | 6 | 6 | | | S Kozlov | 3 | 4 | | | | | | | | | | | |
  | | M Kecmanović | 6 | 3 | 6 | | M Kecmanović | 6 | 6 | | | | | | | | | | | |
  | 2 | F Tiafoe | 4 | 6 | 3 | | | | | | | | | | | | | | | |
  