Diogo de Arruda
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The famous chapterhouse window, made by Diogo de Arruda in 1510-1513.
Diogo de Arruda (before 1490 – 1531) was a noted Portuguese architect active during the early years of the 16th century.
Diogo de Arruda was the master builder of the Convent of Christ in Tomar, Portugal between 1510 and 1513.
Other notable family members included his brother, Francisco de Arruda and his uncle, Miguel de Arruda.