Voldemar Hammer

{{Short description|Estonian politician (1894–1982)}}

Voldemar Hammer (also Vladimir Hammer; since 1922 Kallas-Gammer; 8 June 1894, Ravila – 23 May 1982 Leningrad) was an Estonian politician. He was a member of Estonian Constituent Assembly. On 30 June 1919, he resigned his position and he was replaced by Jakob Mikiver.{{cite web |title=Juhatus ja liikmed |url=https://www.riigikogu.ee/tutvustus-ja-ajalugu/riigikogu-ajalugu/asutav-kogu/juhatus-ja-liikmed/ |website=Riigikogu |access-date=26 February 2021 |language=et}}