| Club: | Dayton Dutch Lions |
| Season: | 2012 |
| Chrtitle: | Owner |
| Chairman: | Erik Tammer Mike Mossel |
| Mgrtitle: | Head coach |
| Manager: | Ivar van Dinteren |
| Stadium: | Miami Valley South Stadium |
| League: | USL Pro |
| League Result: | TBD |
| Cup1: | USL Pro Playoffs |
| Cup1 Result: | TBD |
| Cup2: | U.S. Open Cup |
| Cup2 Result: | Fourth round |
| Pattern La1: | _whiteborder |
| Pattern B1: | _bluewhitestripes_centre |
| Pattern Ra1: | _whiteborder |
| Leftarm1: | FF4400 |
| Body1: | FF4400 |
| Rightarm1: | FF4400 |
| Shorts1: | FFFFFF |
| Socks1: | 0000FF |
| Pattern B2: | _blueorangestripes_centre |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | FF4400 |
| Socks2: | FFFFFF |
| American: | true |
| Prevseason: | 2011 |
| Nextseason: | 2013 |
The 2012 Dayton Dutch Lions season was the club's third season of existence, as well as their second season of playing professional soccer. The Dutch Lions played in the USL Professional Division, the third-tier of American soccer.
Outside the USL Pro the Dutch Lions entered the U.S. Open Cup in the second round proper of the tournament.
See main article: 2011 Dayton Dutch Lions season.