Lorenzo de Arraubelonged to the family of the famous Arrau painters and artists from Barcelona at the(XVIII-XIX) century.He was a Spanish engineer sent to Chile

Chile

Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...

 by King Carlos III

Charles III of Spain

Charles III was the King of Spain and the Spanish Indies from 1759 to 1788. He was the eldest son of Philip V of Spain and his second wife, the Princess Elisabeth Farnese...

 of Spain.

He arrived to Chile in 1763, accompanying Juan Garland and Ambrosio O'Higgins,(future Marquis of Osorno and Viceroy of Perú) and father of Bernardo O'Higgins

Bernardo O'Higgins

Bernardo O'Higgins Riquelme was a Chilean independence leader who, together with José de San Martín, freed Chile from Spanish rule in the Chilean War of Independence. Although he was the second Supreme Director of Chile , he is considered one of Chile's founding fathers, as he was the first holder...

, the Father of the Chilean Independence.
He married Ma.Isabel de Santa María Escobedo y Baeza, and they had six children: Juan. (single), Pedro Juan;estanciero,realista (ancestor of pianist Claudio Arrau

Claudio Arrau

Claudio Arrau León was a Chilean pianist known for his interpretations of a vast repertoire spanning from the baroque to 20th-century composers, especially Beethoven, Schubert, Chopin, Schumann, Liszt, Brahms and Debussy...

), Clara, Juana, Cruz, Manuela Bárbara (nun).

His son Pedro Juan de Arrau y Santa Maria married Carmen Darroch del Solar, a descendant of Reverend John Darroch-Campbell(Campbells of Craignish) and his wife Lady Anna Elizabeth Campbell.(Campbells of Glenorchy)

The origins of the Arraus can be found in the Basque Country

Basque Country (historical territory)

The Basque Country is the name given to the home of the Basque people in the western Pyrenees that spans the border between France and Spain on the Atlantic coast....

, and further, in France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

.

His descendant among others was the chilean pianist Claudio Arrau

Claudio Arrau

Claudio Arrau León was a Chilean pianist known for his interpretations of a vast repertoire spanning from the baroque to 20th-century composers, especially Beethoven, Schubert, Chopin, Schumann, Liszt, Brahms and Debussy...

.