Texas Illegitimate children of emperors. Subcategories This category has the following 4 subcategories, out of 4 total. A Illegitimate children of Alexander II of Russia (3 P)H Illegitimate children of Holy Roman Emperors (1 C, 4 P)I Illegitimate children of Napoleon (3 P)R Illegitimate children of Roman emperors (1 C, 3 P)