| Dan Růžička | |
| Team: | HC Plzeň |
| Position: | Defence |
| Height Ft: | 5 |
| Height In: | 11 |
| Weight Lb: | 187 |
| Shoots: | Right |
| Birth Date: | 1991 12, mf=yes |
| Career Start: | 2010 |
Dan Růžička[1] (born December 31, 1991) is a Czech professional ice hockey defenceman. He played with HC Plzeň in the Czech Extraliga during the 2010–11 Czech Extraliga season.[2]