title: 2009 Comerica Bank Challenger – Doubles
text: # 2009 Comerica Bank Challenger – Doubles
  
  Noam Okun and Amir Weintraub were the defending champions, but they didn't start this year. Carsten Ball and Chris Guccione won the tournament, after defeating Sanchai Ratiwatana and Sonchat Ratiwatana in the final 6–3, 6–2.
  
  ## Seeds
  
  * Sanchai Ratiwatana / Sonchat Ratiwatana (final)
  * Harsh Mankad / David Martin (semifinals)
  * Carsten Ball / Chris Guccione (champions)
  * Brian Battistone / Nicholas Monroe (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
  
  ### Draw
  
  | First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Finals | Finals | Finals | Finals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | Sa Ratiwatana So Ratiwatana | 7 | 6 | | | | | | | | | | | | | | |
  | | S Devvarman TC Huey | $6^5$ | 4 | | 1 | Sa Ratiwatana So Ratiwatana | 6 | 3 | [10] | | | | | | | | |
  | | S Jenkins D Young | 6 | 6 | | | S Jenkins D Young | 4 | 6 | [5] | | | | | | | | |
  | | H Kondo Y Sugita | 3 | 4 | | | | | | | 1 | Sa Ratiwatana So Ratiwatana | 6 | 6 | | | | |
  | 4 | B Battistone N Monroe | 6 | 5 | [10] | | | | | | WC | L Cook M Yani | 4 | 3 | | | | |
  | WC | P Simmonds R Sweeting | 4 | 7 | [8] | 4 | B Battistone N Monroe | $6^4$ | $6^3$ | | | | | | | | | |
  | | KT Im K Kim | 3 | 4 | | WC | L Cook M Yani | 7 | 7 | | | | | | | | | |
  | WC | L Cook M Yani | 6 | 6 | | | | | | | | | | | 1 | Sa Ratiwatana So Ratiwatana | 3 | 2 |
  | | N Lindahl I van der Merwe | 6 | 7 | | | | | | | | | | | 3 | C Ball C Guccione | 6 | 6 |
  | Q | JP Fruttero B Joelson | 1 | 5 | | | N Lindahl I van der Merwe | 3 | 4 | | | | | | | | | |
  | WC | R Kepler R Leach | 1 | 4 | | 3 | C Ball C Guccione | 6 | 6 | | | | | | | | | |
  | 3 | C Ball C Guccione | 6 | 6 | | | | | | | 3 | C Ball C Guccione | 6 | 6 | | | | |
  | | R DeHeart M Matosevic | 2 | $6^4$ | | | | | | | 2 | H Mankad D Martin | 3 | 3 | | | | |
  | | A Bogomolov Jr. S Groth | 6 | 7 | | | A Bogomolov Jr. S Groth | 3 | 2 | | | | | | | | | |
  | | G Soeda D Udomchoke | 3 | 2 | | 2 | H Mankad D Martin | 6 | 6 | | | | | | | | | |
  | 2 | H Mankad D Martin | 6 | 6 | | | | | | | | | | | | | | |
  