Juan Manuel Bilbao Azkarreta was born on October 31, 1914 in Cayey, Puerto Rico.
In 1948, the Michigan congregation began its first missionary work outside the continental United States when the Sisters opened a mission in Cayey, Puerto Rico.
The Puerto Rican sculptor Tomás Batista created a bust to honor Stahl which can be found at the University of Cayey.
Concepción was born in Cayey, Puerto Rico, and was a noted composer of his time, writing music based on contemporary Puerto Rican scenes and vistas.
Fort Buchanan, Puerto Rico is the only active U.S. Army installation in the Caribbean, home of the 65th regional readiness command (not to be confused with the 65th infantry regiment which has its headquarters at Cayey Puerto Rico)
The species is found in lower-elevation forests in the Luquillo Mountains (El Yunque), Cayey Mountain Range and Central Mountain Range.
It is bounded on the North by Camino de Ponce (Golf Club) Street, Majagua Street, and Arboleda Street, on the South by Idilid Street, Shangai Street, Diez Street, Cinco Street, Pico Dulce Street, and Paseo de la Cruceta, on the West by Novedades Street, the hills east of Ponce Cement and the future western branch of PR-9, and on the East by Río Portugues (roughly), PR-503 (roughly), Cayey Street, Cerro San Tomas Street.