The name Costello is an Irish baby name. In Irish the meaning of the name Costello is: Surname.
expression Number: 11
People with this name tend to be idealistic, highly immaginative, intuitive, and spiritual. They seek after spiritual truth and often find it. They tend to be visionary and may inspire others. If they fail to develop their potential, they may become dreamers, or misuse power.
SoulUrge Number: 8
People with this name have a deep inner desire to lead, organize, supervise, and to achieve status, power and wealth.