Numbuh 1's Family Edit

• Numbuh 1
• Monty Uno (Numbuh 0) (Father)
• Mrs. Uno (Numbuh 999) (Mother)
• Lizzie Devine (Future Wife in Operation: W.H.I.T.E.H.O.U.S.E.)
• Annoyingly Cute Triplets Who Lived Upon the Hill (Ancestors)
• Numbuh 10 (Cousin)
• The Delightful Children From Down The Lane (Sector Z) (Adoptive Cousins)

• Benendict Uno/Father (Uncle)

• Grandfather (Grandfather)
• In Operation: W.H.I.T.E.H.O.U.S.E., Numbuh 1,600/Shirley Uno (Numbuh 1s future son)
• In Operation: F.U.T.U.R.E., the leader of the Boys Next Door (Descendant)

Numbuh 2's FamilyEdit

• Numbuh 2
• Hoagie Gilligan Sr. (Father)
• Betty Gilligan (Mother)
• Tommy Gilligan (younger brother)
• Lydia Gilligan (Grandmother)

Numbuh 3's FamilyEdit

• Numbuh 3
• Kani Sanban (Father)
• Genki Sanban (Mother)
• Mushi Sanban (younger sister)
• In Operation: F.U.T.U.R.E., Sally Sanban (Granddaughter)

Numbuh 4's FamilyEdit

• Numbuh 4
• Mr. Beatles
• Mrs. Beatles
• Joey Beatles (baby brother)
• Lou Pottingsworth (AKA Toiletnator, uncle)

Numbuh 5's FamilyEdit

• Numbuh 5
• Dr. Lincoln
• Mrs. Lincoln
• Cree Lincoln (older sister)
• Junior Lincoln
• Jeanetta
• In Operation: W.H.I.T.E.H.O.U.SE., Numbuh 5,000/ Leopold Lincoln (Numbuh 5's future son)
• Unnamed Nieces/Nephews

Numbuh 86's FamilyEdit

• Numbuh 86
• Mr. Boss/Fulbright
• Mrs. Lauren Fulbright
• Shaunie Fulbright (brother)
• Patrick "Paddy" Fulbright (brother)

DCFDTL's familyEdit

• Father (Adoptive father)
• Numbuh 1 (Adoptive cousin)
• Monty Uno (Adoptive uncle)
• Mrs. Uno (Adoptive aunt)
• Annoyingly Cute Triplets Who Lived Upon the Hill (Adoptive ancestors)
• Grandfather (Adoptive grandfather)
• Interesting Twins From Beneath The Mountain (Japanese cousins)

Numbuh 362's familyEdit

• Numbuh 362/ Rachel T. McKenzie
• Numbuh 363/ Harvey McKenzie (Younger brother)

Numbuh 274's FamilyEdit

• Numbuh 274 / Chad Dickson
• Mega Mom & Destructo Dad (Parents)