The 2012 Challenger of Dallas was a professional tennis tournament played on hard courts. It was the 14th edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Dallas, United States between 6 and 12 February 2012.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Ryan Sweeting | 76 | 1 | ||
 Belgium | Steve Darcis | 84 | 2 | |
| Sam Querrey | 89 | 3 | ||
| Tobias Kamke | 91 | 4 | ||
| Wayne Odesnik | 112 | 5 | ||
| Izak van der Merwe | 118 | 6 | ||
| Rajeev Ram | 151 | 7 | ||
 Lithuania | Ričardas Berankis | 154 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Carsten Ball
Chris Eaton
Vladimir Obradović
Clément ReixSee main article: 2012 Challenger of Dallas – Singles. 
Jesse Levine def. Steve Darcis, 6–4, 6–4
See main article: 2012 Challenger of Dallas – Doubles. Chris Eaton / Dominic Inglot def. Nicholas Monroe / Jack Sock, 6–7(6–8), 6–4, [19–17]