Michael D. Smigiel Sr. (June 18, 1958 – August 28, 2022) was an American politician who was a member of the Maryland House of Delegates, where he represented District 36, which covers Caroline, Cecil, Kent, and Queen Anne's Counties.

He was first elected in 2002 along with fellow Republicans Richard Sossi and Mary Roe Walkup after the legislative boundaries were redrawn.

After combining the districts, Smigiel won the seat previously occupied by former Elkton Mayor, James Crouse.

In the Maryland General Assembly, Smigiel held the position of Minority Parliamentarian and was on the Judiciary Committee where he was a member of the criminal justice subcommittee and was active on several work-groups.

[16] In 2016, Smigiel sought the Republican nomination for Maryland's 1st congressional district, challenging incumbent Andy Harris in the party primary.

Smiegel claimed that he felt "betrayed" by Harris and other Republicans, and attacked the incumbent from a conservative position on education, state powers, free markets, and taxation.