Kazimieras Motieka (November 12, 1929 – August 31, 2021) was a Lithuanian politician and lawyer. In 1990 he was among those who signed the Act of the Re-Establishment of the State of Lithuania. He was born in Vilnius, Lithuania.
Motieka died on August 31, 2021 in Vilnius at the age of 92.
- "Kazimieras Motieka". Visuotinė lietuvių enciklopedija (in Lithuanian).