The name Wilbur is a popular name and parents adore it due to its significance on the character. Wilbur name meaning is Wall Fortification; Bright Willows and it associate lucky number is 4. Wilbur is a versatile name that has been popular in the English-speaking world for many decades and Wilbur name meaning is also deep. Find out the pronunciation of Wilbur and other well-known baby names that sound similar to Wilbur in the United States of America (USA).