Mark Allen Hackel (born May 15, 1962) is the County Executive of Macomb County, Michigan, and is the first person to hold that position.
He was first elected in 2010 and re-elected in 2014.
Prior to serving as County Executive, he served 10 years as Macomb County Sheriff from 2001–2010, being elected to four-year terms in 2000, 2004 and 2008.
He resigned as Sheriff on December 31, 2010 to begin his term as County Executive.
Hackel served with the sheriff's department starting in 1981.