There are some middle initials I am unsure of, so I'm just putting in random initials.
Family #1 - initials based off of my own family
LN: M
DH: SL
DW: LA
DS: KJ
DD: JL
Family #2 - based off of my cousins' family
LN: E
DH: CA
DW: LA
DD/DS: CJ/NJ
DD: AM
Family #3 - based off of my friend's family
LN: S
DH: GE
DW: LC
DS: MC
DD: AL
Family #4 - based off of my other friend's family
LN: K
DH: RC
DW: PL
DD: RM
DS: SP
Family #5 - based off of my other cousins' family
LN: F
DH: TJ
DW: TA
DD: EJ
DS: CJ
DD: CL
DD: ER
Family #6 - based off of my other cousins' family
LN: M
DH: TN
DW: JA
DD: MR
DS: LG