Son of Henry Clay Kirby and Martha Vashtie Grinter Allen Kirby.

Married to Lillian Belle Pasley around 1924.

Wilbur and Lillian were the parents of:
Wilbur C Kirby(Born: 9 Jan 1925 )
Wilbur Clay Kirby

This is to verify any information
https://www.familysearch.org/tree/person/details/9WK6-R6Y

Information may not be 100% correct. I based information from FS. if anything needs to be corrected please send me a suggestion. Thank you
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1900 United States Federal Census
Name: Wilbur H Kirby
Age: 9
Birth Date: Aug 1890
Birthplace: Nebraska
Home in 1900: Preston, Platte, Missouri
Race: White
Gender: Male
Relation to Head of House: Son
Marital Status: Single
Father's Name: Henry C Kirby
Father's Birthplace: Mississippi
Mother's Name: Mattie O Kirby
Mother's Birthplace: Kansas
Household Members: Name Age
Henry C Kirby 42
Mattie O Kirby 42
Wilbur H Kirby 9
Chas G Kirby 7
William C Kirby 5
Mattie I Kirby 4/12

Kansas State Census Collection, 1855-1925
Name: W H Kirbey
Census Date: 1 Mar 1905
Residence County: Wyandotte
Residence State: Kansas
Locality: Wyandotte
Birth Location: Nebraska
Family Number: 183
Gender: Male
Estimated Birth Year: abt 1891
Race: White
Line: 3
Roll: ks1905_181
Household Member(s): Name Age
H C Kirbey 47
M V Kirbey 47
W H Kirbey 14
C G Kirbey 12
W C Kirbey 10
M J Kirbey 5
A T Kirbey 1

1910 United States Federal Census
Name: Wilbur H Kirby
Age in 1910: 19
Birth Year: abt 1891
Birthplace: Nebraska
Home in 1910: Wyandotte, Wyandotte, Kansas
Race: White
Gender: Male
Relation to Head of House: Son
Marital Status: Single
Father's Name: Henry C Kirby
Father's Birthplace: Mississippi
Mother's Name: Mattie V Kirby
Mother's Birthplace: Kansas
Household Members: Name Age
Henry C Kirby 52
Mattie V Kirby 52
Wilbur H Kirby 19
Charles G Kirby 17
William C Kirby 15
Mattie J Kirby 10
Annie T Kirby 6

U.S., World War I Draft Registration Cards, 1917-1918
Name: Wilber Hendrix Kirby
County: Wyandotte
State: Kansas
Birthplace: Nebraska,United States of America
Birth Date: 10 Aug 1890
Race: Caucasian (White)

1920 United States Federal Census
Name: Wilbur H Kirby
Age: 29
Birth Year: abt 1891
Birthplace: Nebraska
Home in 1920: Wyandotte, Wyandotte, Kansas
Race: White
Gender: Male
Relation to Head of House: Son
Marital Status: Single
Father's Name: Henry Clay Kirby
Father's Birthplace: Mississippi
Mother's Name: Martha V Kirby
Mother's Birthplace: Kansas
Able to Read: Yes
Able to Write: Yes
Household Members: Name Age
Henry Clay Kirby 62
Martha V Kirby 62
Wilbur H Kirby 29
Charles G Kirby 27
Mattie J Kirby 20
Annie F Kirby 15

Kansas State Census Collection, 1855-1925
Name: Wilbert C Kirby
Census Date: 1925
Residence County: Wyandotte
Residence State: Kansas
Locality: Kansas City
Birth Location: Nebraska
Family Number: 128
Marital Status: Married
Gender: Male
Estimated Birth Year: abt 1891
Race: White
Relation: Head
Line: 27
Roll: KS1925_168
Spouse's Name: Lellian Kirby
Household Member(s): Name Age
Wilbert C Kirby 34
Lellian Kirby 25
Wilbert C Kirby 2 M

1930 United States Federal Census
Name: Wilbur H Kirby
Gender: Male
Birth Year: abt 1891
Birthplace: Nebraska
Race: White
Home in 1930: Wyandotte, Wyandotte, Kansas
Map of Home: View map
Marital Status: Widowed
Relation to Head of House: Head
Father's Birthplace: Mississippi
Mother's Birthplace: Kansas
Household Members: Name Age
Wilbur H Kirby 39

1940 United States Federal Census
Name: Hendrix W Kirby
Respondent: Yes
Age: 49
Estimated Birth Year: abt 1891
Gender: Male
Race: White
Birthplace: Nebraska
Marital Status: Widowed
Relation to Head of House: Head
Home in 1940: Wyandotte, Wyandotte, Kansas
Farm: Yes
Inferred Residence in 1935: Wyandotte, Wyandotte, Kansas
Residence in 1935: Same House
Resident on farm in 1935: Yes
Sheet Number: 7B
Number of Household in Order of Visitation: 144
Occupation: Labor
House Owned or Rented: Owned
Value of Home or Monthly Rental if Rented: 1000
Attended School or College: No
Highest Grade Completed: High School, 4th year
Hours Worked Week Prior to Census: 36
Class of Worker: Wage or salary worker in private work
Weeks Worked in 1939: 20
Income: 175
Income Other Sources: No
Household Members: Name Age
Hendrix W Kirby 49
Wilber C Kirby 15