José Oller Roca (Terrasa, 1839-Paris, 1922) French businessman, one of the leading figures in Belle Epoque Paris, creator of the Moulin Rouge.His instinct and his entrepreneurial character made him for years considered the greatest entertainer of Parisian nights. Although born in Spain, Oller Roca moved to Paris at the age of three, as his father, Francisco Oller Xatart, had gone to the capital of the Seine from his native Catalonia to start a textile business which was immediately prosperous.José's two brothers, Alejandro and Juan, were born in Paris and his mother, Teresa Roca, died. José Oller's childhood was spent in a placid and comfortable environment.He was educated as an intern at the Liceo de Saint Denis, and expanded his training with trips to Europe and visits to his relatives in Spain, where he perfected his knowledge of Spanish.After finishing his studies, he helped his father in the weaving business for a time, but soon began to study some personal projects