Clodumar was born in
Boe. He served as a member of the Parliament of Nauru for several terms. Clodumar was the only Nauruan politician to have been elected to parliament in two different constituencies. He was first elected to represent the Aiwo Constituency in the 1971 elections, defeating
Itubwa Amram. After serving two terms and being re-elected three more times, Clodumar resigned his seat in early 1979, but returned to Parliament in the 1983 elections. In 1992, he did not stand for the seat and moved to the neighbouring
Boe Constituency, where he was re-elected in 1995 to serve a third term in parliament. Clodumar served as
Minister Assisting the President of Nauru in the cabinets of
Bernard Dowiyogo and
Kennan Adeang in 1976-1978 and from September 1986 to October 1986. He was the
Speaker of the Parliament of Nauru from a short term in December 1986. He was
Minister of Finance several times: January 1977 to January 1978, September 1986 to October 1986, December 1986 to August 1989, December 1989 to September 1993 and in November 1996. ==Presidency==