Popular but not dated names

I need a boy and a girl name, surname [name]Regan[/name]. British family, middle daughter is [name]Charlotte[/name], aged 19. [name]Sister[/name] is older, aged 21 and with a baby son, and brother is 16 and the sporty, jokey type. Looking for names which were popular around the early 90s but that wouldn’t necessarily date a person born then to that time period, if that makes sense. Parents are [name]James[/name] and [name]Ellen[/name].

Boys

[name]Chad[/name]
[name]Brady[/name]
[name]Jesse[/name]
[name]Zack[/name]
[name]Justin[/name]
[name]Christian[/name]
[name]Joshua[/name]
[name]Cody[/name]

Girls

[name]Jessica[/name]
[name]Lauren[/name]
[name]Tara[/name]
[name]Jenna[/name]
[name]Krista[/name]
[name]Nikki[/name]
[name]Samantha[/name]
[name]Kara[/name]
[name]Carly[/name]

For the girl:
[name]Molly[/name]
[name]Alice[/name]
[name]Jasmine[/name]
[name]Bianca[/name]

For the guy:
[name]Sam[/name]
[name]Dan[/name]
[name]Jack[/name]
[name]Charlie[/name]

Girl: [name]Jess[/name], [name]Gemma[/name], [name]Sophie[/name], [name]Amelia[/name], [name]Sarah[/name], [name]Anna[/name], [name]Rachael[/name], [name]Hannah[/name], [name]Rebecca[/name], [name]Holly[/name], [name]Libby[/name], [name]Georgina[/name]

Boy: [name]Jack[/name], [name]Josh[/name], [name]Tom[/name], [name]Matthew[/name], [name]Robert[/name], [name]Sam[/name], [name]Daniel[/name], [name]Luke[/name], [name]Ben[/name], [name]Joe[/name], [name]Harry[/name], [name]Oliver[/name]

[name]Ashley[/name], but you mentioned they’re British, and I know [name]Ashley[/name] is more common on boys there.
[name]Georgie[/name] seems like a popular British girls diminutive.
[name]Anna[/name]
[name]Henry[/name]

I quite like [name]Joshua[/name] on the boy, [name]Josh[/name] [name]Regan[/name] seems like the perfect sort of name for him. Not sure about the girl though, nothing jumps out at me yet for her.

For the girl: [name]Emily[/name], [name]Melissa[/name], [name]Jessie[/name], [name]Samantha[/name], [name]Amanda[/name], [name]Alexis[/name], [name]Nicole[/name], [name]Madison[/name], [name]Anna[/name], [name]Julie[/name], [name]Emma[/name], [name]Jenna[/name], [name]Haley[/name], [name]Kaylie[/name]

[name]Helena[/name],[name]Miley[/name],[name]Emiley[/name],[name]Audrey[/name],[name]Michele[/name],[name]Jane[/name],[name]Cora[/name],[name]Hailey[/name],[name]Katharine[/name],[name]Maeve[/name],[name]Molly[/name],[name]Celeste[/name],[name]Angelina[/name],[name]Mara[/name]

[name]Everett[/name],[name]Joseph[/name],[name]Carter[/name],[name]John[/name],[name]Michael[/name],[name]Thomas[/name],[name]Peter[/name],[name]Riley[/name],[name]William[/name],[name]Liam[/name],Alistar,[name]Bray[/name],[name]Errol[/name],[name]Vance[/name]