Jayantha Wattavidanage, is a limnologist, herpetologist and prominent molecular parasitologist in Sri Lanka. He is a well known zoologist in the country, where he has lot of media popularity. He is also a recipient of many research awards including the Presidential Award for his research publications. He is a constant participant and resource provider in Doramadalawa TV program. He currently a senior lecturer in Zoology at The Open University of Sri Lanka, since 1990.