Sir Krishnarajapur Palligonde Puttanna Chetty CIE (29 April 1856 – 23 July 1938) was a British Indian administrator, bureaucrat and philanthropist who served as the first President of the Bangalore municipality.

He was educated at the Central College, Bangalore and entered the Mysore civil service in 1875.

Chetty served as a traffic manager in the Mysore state railways from 1884 to 1898 and as Deputy Commissioner from 1898 to 1906.

In 1913, Puttanna Chetty was elected President of the Bangalore municipality and he served till 1919, inaugurating the Victoria Hospital and making many public donations during his tenure.

Puttanna Chetty served as President at Rao Bahadhur Dharmapravartha Gubbi Thotadappa Charities from 1910 to 1938.