Siva Karthikeyan is an Indian actor, producer, and television presenter known for his work in the Tamil film industry. He began his career as a television host and gained popularity through shows like Kalakka Povathu Yaaru. His charming personality and comedic timing helped him transition into films, where he has starred in several successful movies. Over the years, Siva has established himself as a leading actor in Tamil cinema, known for his versatility in roles ranging from comedy to drama. Some of his notable films include Remo, Velaikkaran, and Doctor. He is also recognized for his philanthropic efforts and contributions to social causes.