| Club: | FC Dallas |
| Season: | 2008 |
| Stadium: | Pizza Hut Park |
| League: | MLS |
| League Result: | Conference: 5th Overall: 11th |
| Chrtitle: | Owner |
| Chairman: |  Clark Hunt |
| Mgrtitle: | Head coach |
| Manager: | Steve Morrow (until May 20) Marco Ferruzzi (May 20-June 16) Schellas Hyndman(June 16 onward) |
| Highest Attendance: | 23,500 (May 18 vs. Los Angeles Galaxy) |
| Lowest Attendance: | 7,103 (October 2 vs. San Jose Earthquakes) |
| Average Attendance: | 13,024 |
| Cup1: | MLS Cup |
| Cup2: | U.S. Open Cup |
| Cup2 Result: | Lost Quarterfinal vs. Charleston Battery (1–3) |
| Cup3: | Brimstone Cup |
| Cup3 Result: | Won Championship vs. Chicago Fire (2–0) |
| Cup4: | Texas Derby |
| Cup4 Result: | Won Championship vs. Houston Dynamo (0–0 – 3) |
| Pattern La1: | _FCDALLAS_08h |
| Pattern B1: | _FCDALLAS_08h |
| Pattern Ra1: | _FCDALLAS_08h |
| Pattern Sh1: | _FCDALLAS_08h |
| Pattern So1: | _3_stripes_blue |
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| Socks1: | DD0000 |
| Pattern La2: | _adidasstripesonwhite |
| Pattern B2: | _FCDALLAS_08a |
| Pattern Ra2: | _adidasstripesonwhite |
| Pattern Sh2: | _FCDALLAS_08a |
| Pattern So2: | _3_stripes_blue |
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| American: | true |
| Prevseason: | 2007 |
| Nextseason: | 2009 |
The 2008 FC Dallas season was the twelfth season of the Major League Soccer team. The team failed to make the postseason for the first time in four years.