[1] The family descends from Falle Pedersen (1625–1702), who lived on the farm Østrup on Sealand, Denmark.
[2] Falle Pedersen's son Enevold Falsen (1686–1769) was Mayor of Copenhagen.
His son Christian Magnus de Falsen (1719–1799) became a justitiarius in Akershus, Norway.
He was the father of the author and the official Enevold de Falsen (1755–1808).
[3][4][5] Upon Norway's constitutional independence in 1814, Christian Magnus Falsen presented several proposals for the country's new flag.