Bernardo O'Higgins (1778–1842) was born in Chile -- not Ireland. However, his father, Ambrosio O'Higgins (a Spanish colonial Viceroy) was originally from County Sligo. Bernardo was the illegitimate son of Ambrosio O'Higgins and a Chilean mother. I’m more inclined to say that Ambrosio O'Higgins was Bernardo’s illegitimate father, but …
I won’t bore you with Bernardo’s life story. You’ll get plenty of results if you google “Bernardo O'Higgins.” But the following are sufficient for a start:
I visited Chile in 2008. The main thoroughfare of the Chilean capital, Santiago, is Avenida Libertador General Bernardo O'Higgins. (General Liberator Bernardo O'Higgins Avenue). I visited the Altar de la Patria, Bernard’s interment site in downtown Santiago (see photographs below).