Ramon Guiteras
Ramon Guiteras( 1858–1917) was a pioneering surgeon who specialized in urology and founded the American Urological Association.
He graduated from Harvard College and Harvard Medical School.
Archduchess Maria Leopoldine of Austria-Este
Archduchess Maria Leopoldine of Austria- Este( 10 December 1776 – 23 June 1848), was an Electress of Bavaria as the second spouse of Charles Theodore, Elector of Bavaria.
Charles Theodore Blachier
Charles Theodore Blachier( 6 February 1859, Geneva – 5 October 1915, Geneva) was a Swiss entomologist who specialised in Lepidoptera.
Blachier taught Grammar.
He was a Member of the Société entomologique de France.
His collections of Palearctic Lepidoptera are held by the Natural History Museum of Geneva.
Charles Theodore Te Water
Charles Theodore Te Water( 4 February 1887 – 6 June 1964) was a South African barrister, diplomat and politician who was appointed as President of the Assembly of the League of Nations.
Charles Theodore Williams
Charles Theodore Williams FRCP, MVO( 29 August 1838 – 15 December 1912) was an English physician, known as a leading authority on pulmonary tuberculosis.
Charles Theodore Russell
Charles Theodore Russell( November 20, 1815 – January 16, 1896) was a Massachusetts politician who served in both branches of the Massachusetts legislature and as the Mayor of Cambridge, Massachusetts.
Russell was the father of Cambridge Mayor and Massachusetts Governor William E. Russell.
Charles De Coster
Charles- Theodore- Henri De Coster( 20 August 1827 – 7 May 1879) was a Belgian novelist whose efforts laid the basis for a native Belgian literature.
Charles Theodore, Prince of Salm
Charles Theodore Otto, Prince of Salm( 1645- 1710), was Count of Salm- Salm since 1663 and Obersthofmeister at the Austrian Court.
Josepha von Heydeck
Josepha von Heydeck( 1748 – 1771), was the royal mistress of Charles Theodore, Elector of Bavaria, from 1765 until 1771.
Josepha Seyffert was the issue of a secretary Seyffert from the Regierungsdikasterium, tax office, and Maria Franziska Reichard.
In 1765, after the death of Françoise of Parckstein, the previous mistress of the elector, she attracted the attention of elector Charles Theodore at the opera in Mannheim and was made his mistress.
Josepha von Heydeck was described as pretty, sensible, merciful and kind.
Upon the wish of the elector, she was discreet in her public appearances as Charles Theodore, though separated from his spouse electress Elizabeth Auguste, found it important that his spouse's position as electress should not be undermined.
19 March 1767, she was given the fief of Heydeck, and at the birth of her daughter in 1768, Charles Theodore legitimized the child, and gave both mother and child the title Countess of Heydeck.
She was given her own house in Mannheim.
She died in childbirth in 1771.
Charles Gillespie
Charles Theodore Gillespie (24 June 1883 – 22 January 1964) was a New Zealand rugby union player and soldier.

Question: Were Charles Theodore Blachier and Ramon Guiteras of the same nationality?
Answer: no