Theunissen is located in Bloemfontein city, South Africa at the -28.411, 26.7011 coordinates. Distance from Theunissen to other cities. are listed below, click on the city name to find distance between. Distance from Theunissen to Welkom 48 km, to Botshabelo 96 km, to Virginia 38 km. The green marker indicates the location of Theunissen.