The Ramanathapuram Mandai dog, Ramanathapuram Mandai dog or herd dog (Ramnad Kombai, Ramanathapuram komba dog or manthai dog) is a dog breed found in the Ramanathapuram district of Tamil Nadu.

Mandai dogs are hound dogs,[1] In many temple sculptures of Ramanathapura district, a sculpture of this dog is found, indicating the long presence of this dog in the district.

[2][3] This dog is 26 to 30 inches tall, with a large body, large legs, strong bones, and a thick tail.

And its head is large, with a broad jaw, a blunt thick nose, a broad curved forehead, and large ears that hang down like the ears of a goat.

Its feet and tip of the tail are white.