b . ▁ 1 9 8 9 ) ▁on ▁ 2 8 ▁December ▁( c ivil ) ▁and ▁ 2 9 ▁December ▁ 2 0 1 2 ▁( rel ig ious ) ▁in ▁Nancy , ▁France . ▁Arch du ch ess ▁Kat arina ▁of ▁Austria ▁( b . ▁ 2 0 1 4 ) ▁Arch du ch ess ▁Soph ia ▁of ▁Austria ▁( b . ▁ 2 0 1 7 ) ▁Arch du ke ▁Alexander ▁of ▁Austria ▁( b . ▁ 1 9 9 0 ) ▁Arch du ch ess ▁Gab ri ella ▁of ▁Austria ▁( b . ▁ 1 9 9 4 ) ▁Victoria ▁( b . ▁ 2 0 1 7 ) ▁Arch du ch ess ▁Maria ▁Const anza ▁of ▁Austria ▁( born ▁ 1 9 5 7 ); ▁married ▁Franz ▁Josef , ▁Prince ▁( F ür st ) ▁von ▁Au ers per g - Tra ut son . ▁Three ▁bi ological ▁daughters ▁( one ▁died ▁shortly ▁after ▁her ▁birth ) ▁and ▁one ▁adopted ▁daughter , ▁Anna ▁Maria , ▁who ▁adopted ▁the ▁title ▁Princess ▁of ▁Au ers per g - Tra ut son . ▁ ▁Princess ▁Anna ▁Maria ▁of ▁Au ers per g - Tra ut son ▁( 2 4 ▁September ▁ 1 9 9 7 ) ▁Princess ▁Alex andra ▁Maria ▁of ▁Au ers per g - Tra ut son ▁( b . ▁& ▁d . ▁ 9 ▁February ▁ 1 9 9 8 ) ▁Princess ▁Lad isl aya ▁of ▁Au ers per g - Tra ut son ▁( 2 6