Reijo Juhani Mäki (born 12 October 1958)[1] is a Finnish writer of crime fiction.

His most well-known character is private detective Jussi Vares who was first introduced in the novel Moukanpeli released in 1986.

The Vares novels take place in the port city of Turku, and in its jail, Kakola prison.

The next seven (2011–2015) feature Antti Reini; the first six of these (2011–2012) have been released on DVD in Region 1.

Some films have been released in movie theaters in Finland and some straight-to-DVD.