Antoni Rovira i Trias was a prominent Catalan architect and urban planner born in 1823 in Barcelona. He is best known for his contributions to the development of the city, particularly during the mid-19th century. His work often combined neoclassical and modernist styles, reflecting the architectural trends of his time. Rovira i Trias played a significant role in the urban expansion of Barcelona, especially with the design of public spaces and buildings. His notable projects include the Pla de l'Eixample, which aimed to modernize the city layout, making it more functional and aesthetically pleasing for its residents.