Looks to be William Seaborn Johnson.
Citing this Record
"United States Census, 1930," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:3Z24-XPZ : accessed 16 May 2018), William S Johnson, Flint, Upson, Georgia, United States; citing enumeration district (ED) ED 3, sheet 6A, line 32, family 103, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 389; FHL microfilm 2,340,124.