"House of Navarro" in Spanish is "casa de Navarro". It is pronounced "KAH-sah day Nah-BAR-ro". Please see this site for confirmation of the translation:
http://www.answers.com/library/Translations
Navarro is a surname of Spanish or Basque origin.
house = casa
'in-house' - interior, interno/a
el casa = a house
"hen house" translates to, "gallinero" in Spanish.
en la casa del mayordomo is the spanish for at the butler's house
old house = casa vieja.
A beautiful house in Spanish is "Una casa hermosa".
Navarro is a Spanish surname. It means someone who is from Navarre. Navarre is an autonomous community in Northern Spain.
tu casa es mi casa
casa nueva
Casa blanca