What is "hillar"

Hillar is an Estonian masculine given name and may refer to:

• Hillar Aarelaid (born 1967), Estonian security officer
• Hillar Kärner (born 1935), Estonian chess player
• Hillar Mets (born 1954), Estonian cartoonist, illustrator and animator
• Hillar Rootare (1928–2008), Estonian-American physical chemist and materials scientist
• Hillar Teder (born 1962), Estonian businessman