|Michigan House of Representatives District 61
| Assumed office|
| Current term ends|
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is the representative-elect for District 61 in the Michigan House of Representatives
in the November 2, 2010 state legislative elections
. O'Brien faced Thomas Batten
in the general election on November 2, 2010.
- See also: Michigan House of Representatives elections, 2010
O'Brien won election to the District 61 Seat in 2010. He had no primary opposition. He defeated Thomas Batten (D) in the general election on November 2, 2010.