| Real Name | Murugadas Arunachalam |
| Nickname | AR Murugadoss |
| Gender | Male |
| Profession | Film Director, Screenwriter, Producer |
| Height | 5.3ft |
| Weight | 65 kg |
| Eye Colour | Black |
| Hair Colour | Black |
| Date of Birth | 25 September 1974 |
| Age | 51 Years |
| Date of Death | |
| Birth Place | Kallakurichi, Tamil Nadu, India |
| Hometown | Kallakurichi, Tamil Nadu |
| Nationality | Indian |
| Zodiac Sign | Libra |
| Education | Bachelor’s degree |
| School / College | Government Higher Secondary School, Kallakurichi Bishop Heber College, Tiruchirapalli Bharathidasan University |
| Parents | Cousin: Dileepan |
| Spouse | Ramya (m. 2005) |
| Marital Status | Married |
| Hobbies | Writing, Reading, Watching films |
| Net Worth | Approx. $5 million |
| Facebook Profile | |
| Instagram Profile | |
| X (Twitter) | X Profile |
His initials "A. R." were added after his debut film Dheena.
Ghajini was India’s first film to earn more than ₹100 crore at the box office.
He often addresses social issues like agriculture, corruption, and terrorism in his films.
His cousin Dileepan is also an actor.
He studied at Bishop Heber College and Bharathidasan University in Tiruchirapalli.