Michael W. Connolly (born October 31, 1945) was the Iowa State Senator from the 14th District.

He served in the Iowa Senate 1989 – 2008 and was an assistant majority leader.

Connolly spent 30 years in the public service, 10 of which were spent in the Iowa House and 20 years in the Iowa Senate.

He served in the Iowa House of Representatives 1979 – 1989.

Connolly ran unopposed for re-election in 2004, receiving 21,685 votes.