Kaasik

Kaasik is an Estonian surname (meaning birch forest). Notable people with the surname include:


 * (born 1934), Estonian medical scientist, member of the Estonian Academy of Sciences
 * Hannes Kaasik (born 1978), Estonian football referee
 * Tõnis Kaasik (born 1949), Estonian entrepreneur, fencer, environmentalist, conservationist, and politician
 * Gert Kaasik, Estonian-born Finnish rapper and DJ