Kaasik
Kaasik is an Estonian surname. Notable people with the surname include:
- Ain-Elmar Kaasik, Estonian neurologist, neurosurgeon and academic
- Gert Kaasik, Estonian-born Finnish rapper and DJ
- Hannes Kaasik, Estonian football referee
- Tõnis Kaasik, Estonian entrepreneur, fencer, environmentalist, conservationist, and politician