Christin Carmichael Greb is a Canadian realtor and former politician who represented Ward 16 Eglinton—Lawrence on Toronto City Council from 2014 to 2018.

She is the daughter of former Don Valley West Member of Parliament John Carmichael.

[1] Prior to entering politics, she was a business analyst at Bombardier Aerospace.

[1] In 2018, she introduced a motion to lift the city's ban on street hockey, following residents' complaints of by-law notices about hockey and basketball nets blocking roads and an open letter to the city from Ontario Minister of Children and Youth Services Michael Coteau.

[2] Carmichael Greb ran for Toronto City Council again in 2018, but finished second behind Michael Colle.