The person known as "Saint Louis" was King Louis IX of France, who was born in 1214 and ruled from 1226 until his death in 1270. The city of St. Louis in Missouri, United States is named after him, as are the city and state of San Luis Potosí in Mexico. Louis IX is the only king of France to have been canonized (i.e. to have been declared a saint by the Church).
King Louis IX of France is the same person as Saint Louis.
The address of the Archdiocese Of Saint Louis is: , Saint Louis, MO 63119-5738
The address of the Saint Louis Zoo is: One Government Drive, Saint Louis, MO 63110
Louis XV is not a saint. Louis IX is a saint, however.
There is no "University of Saint Louis", but if you mean Saint Louis University, the mascot is a Billiken.
Three: Saint Louis, Missouri Saint Louis, Michigan Saint Louis, Oklahoma
Three: Saint Louis, Missouri Saint Louis, Michigan Saint Louis, Oklahoma
The web address of the Saint Louis Zoo is: www.stlzoo
The address of the Saint Louis Science Center is: 5050 Oakland Ave, Saint Louis, MO 63110-1460
Three: Saint Louis, Missouri Saint Louis, Michigan Saint Louis, Oklahoma
East Saint Louis is Illinois, on the east side of the Mississippi River, opposite Saint Louis, which is in Missouri.
The address of the Contemporary Art Museum Saint Louis is: 3750 Washington Boulevard, Saint Louis, MO 63108-3612