"The names of the little one will be, Philippe Eugène Ferdinand Marie Clement Baudoin (baldwin, a name of the old counts of Flanders) Leopold George. My aunt who is his godmother wished he should be called Philippe, honour of his grandfather, and as Philippe le bon, who was one of the most powerful princes of this country. I gave him the name with pleasure. Eugene is her own name, Ferdinand that of Chartres, Marie is the name of the queen and of princess Marie, Clement of princess Clémentine, Leopold your aunt wished and George honour of St. George of England and of George the IV."
January 1, 1970
https://en.wikiquote.org/wiki/Leopold_I_of_Belgium