Hillar
Hillar is an Estonian masculine given name and may refer to:
- Hillar Aarelaid, Estonian security officer
- Hillar Eller, Estonian politician
- Hillar Hein, Estonian ski jumper, Nordic combined skier and coach
- Hillar Kalda, Estonian physician and politician
- Hillar Kareva, Estonian composer
- Hillar Kärner, Estonian chess player
- Hillar Mets, Estonian cartoonist, illustrator and animator
- Hillar Palamets, Estonian historian and radio presenter
- Hillar Rootare, Estonian-American physical chemist and materials scientist
- Hillar Teder, Estonian businessman
As a surname
- Helena Hillar Rosenqvist, a Swedish politician.
- Marian Hillar, an American philosopher, theologian, linguist, and scientist.