Karanganyar Regency is a regency in the Indonesian province of Central Java. It covers an area of 767.79 km2 and had a population of 813,196 at the 2010 Census and 931,963 at the 2020 Census; the official estimate as of mid-2023 was 955,116. Its administrative capital is the town of Karanganyar.

Javanese is a Malayo-Polynesian language spoken by the Javanese people from the central and eastern parts of the island of Java, Indonesia. There are also pockets of Javanese speakers on the northern coast of western Java. It is the native language of more than 68 million people.