Here is a list of the governors of North Sumatra based on the search results: 1. Sutan Mohammad Amin Nasution (1948 – 1949, 1950 – 1956, 1964 – 1967, 1978 – 1988) [1][2] 2. Ferdinand Lumban Tobing (1949 – 1950)
Here is a list of the governors of North Sumatra based on the search results: 1. Sutan Mohammad Amin Nasution (1948 – 1949, 1950 – 1956, 1964 – 1967, 1978 – 1988) [1][2] 2. Ferdinand Lumban Tobing (1949 – 1950)