Thiemo von Formbach, Count of Formbach, Count of Schweinachgau, was born on an unknown date to Thiemo von Schweinachgau (?-c1050) and died 28 August 1040 of unspecified causes. He married Tochter von Braunschweig (?-?) . Notable ancestors include Charlemagne (747-814). Ancestors are from France, Belgium, Germany.
There may have been a daughter Ita von Cham (c1050-1101).