Tirumular (also spelt
Thirumoolar etc., originally known as Cuntaranatar) was a
Tamil Shaivite mystic and writer, considered one of the sixty-three
Nayanars and one of the 18
Siddhars. His main work, the
Tirumantiram (also sometimes written
Tirumanthiram,
Tirumandhiram, etc.), which consists of over 3000 verses, forms a part of the key text of the Tamil
Shaiva Siddhanta, the
Tirumurai.