Kalar is a social Hindu group mostly settled in the state of Tamil Nadu. The population is spread in the districts of Thanjavur, Trichy, Madurai, Theni, Pudukkottai, Karur, Sivagangai, Dindigul and Kanchipuram in Tamil Nadu. Kalar wedding celebrations include the Hindu Tamil rituals and customs. Kalar grooms believe in their community's wedding rituals. Some common surnames for a Kalar groom are Pallavaraayar, Thondaiman, Vandaiyar, Servai, Sethurayar, Mayrkondar, Vaanavaraayar and Thondamar.