Manila International Championships
The Manila International Championships also known as the Manila Open was a men's tennis tournament played at the Rizal Memorial Tennis Center in Manila, Philippines from 1973-1978 and again in 1981.
The event was originally part of the ILTF World Circuit then later Grand Prix tennis circuit and was played on outdoor clay courts 1968 to 1972, 1974 to 1978, and again in 1981 and on hard courts in 1973.