Kalmer Lain
Kalmer Lain is an Estonian politician. He was the former and mayor of both Jõgeva and former Tabivere Parish, and a member of the XII Riigikogu representing the Estonian Reform Party.
On November 18, 2014, in connection with the resignation of the mayor of Tartu, Reno Laidre, Lain became a member of the XII Riigikogu.