Imba yeBraganza-Saxe-Coburg neGotha (inozivikanwawo seImba yeSaxe-Coburg-Braganza kana kuti Constitutional Branch yeBraganzas) ishoko rinoshandiswa kurondedzera vatongi vana vekupedzisira veHumambo hwePortugal, nemhuri dzavo, kubva muna 1853 kusvika pakuziviswa kwenyika muna 1910
. Zita rayo rinobva pamadzimambo mana akaburuka mumutsara wababa kubva kuna Mambo Ferdinand II wePortugal (weImba yeSaxe-Coburg neGotha-Koháry) uye mumutsara waamai kubva kuna Mambokadzi Maria II wePortugal (weImba yeBraganza).