Umberto Coromaldi (Rome, September 21, 1870 - Rome, October 5, 1948) is an Italian painter active mainly in his native city.
Coromaldi was born to Vincenzo Celli and Luisa. His mother was widowed shortly after his birth, then married the painter Filippo Indoni, who encouraged Coromaldi to paint. He then attended the Institute of Fine Arts in Rome, where he studied drawing under Filippo Prosperi. Subsequently, at the age of twenty-two, he met the Neapolitan painter Antonio Piccinni and also Antonio Mancini whose studio Coromaldi frequented. [[ http://www.treccani.it/enciclopedia/umberto-coromaldi_%28Dizionario-Biografico%29/]]
He exhibited in Rome for the first time in 1893. In 1894 he won an artistic stipend with Un Ritorno dei naufragi.
With this award, Coromaldi travelled to Paris, Brussels, Antwerp, Monaco, and, in 1895, he exhibited in Stuttgart, where a pastel, "Il cenciaiolo". On his return to Rome, he began his most prolific period. He consistently participated in annual exhibitions of the Society of amateurs and enthusiasts (Società degli amatori e cultori), where he became a member and had several one-man shows. In 1903 he was present at the Venice Biennale. He continued to exhibit at the Biennale until 1924, when he displayed La donna e lo specchio (Woman and Mirror) (Marangoni Museum, Udine).
In 1905 he joined the group of "twenty-fifth of the Roman Campagna" (Galassi Paluzzi). In the same year he was one of the illustrators, along with G. Balla, D. Cambellotti and others, the volume of E. De Fonseca, Roman Castles, published by the brothers Alinari in Florence.
In 1909 he succeeded his mentor, Prosperi, teaching figure drawing at the Institute of Fine Arts. Rome International Exposition in 1911 the artist participated, as well as a Lancellotti(Mountain Shepherds), with a series of panels that made up the figurative decoration of the pavilion of the fishery. He was a master of painting at the Royal House and in 1911 painted a portrait of King Vittorio Emanuele III.