If you know someone who won't admit to how old they actually are, you can still thrown them an ageless birthday party. These ideas will get you started without giving away the guest of honor's actual age.
Ideas for people who don't want to say how old they are.
Birthday Ideas For People Who Won't Tell Their Age
Use neutral, no age incldued decorations to avoid giving the true number away. (affiliate link)
Birthday : Banners & Streamers
Customizable napkins for an ageless birthday party.
No Age Modern Minimalist Birthday Blue and Pink Napkins
A no-age invitation that's modern and minimalist.
No Age Modern Minimalist Birthday Blue and Black Invitation
Customizable napkins that celebrate another year but don't say how many.
No Age Elegant Cheers Gold Birthday Napkins
An elegant invitation without an age or year on it.
No Age Elegant Floral Border Women's Birthday Invitation
A sunflower design that's fun for a casual party or something during the summer.
No Age Watercolor Sunflowers Birthday Invitation
A pretty birthday invitation option for the fall and winter.
No Age Fall Floral Border Birthday Invitation
A minimalist design that leaves the year off.
Modern No Age Birthday Invitation Elegant Blue
Watercolor autumn foliage and no birthday year will work in the fall.
No Age Colorful Autumn Leaves Birthday Party Invitation
A pink napkin that you can customize to use at a party without giving the age away.
Minimalist Pink Stripes No Age Birthday Napkin
An elegant invitation for a nice party, and you don't give the age away on this one.
No Age Elegant Black and Gold Glitter Birthday Invitation
Get age-neutral napkins for a custom feeling without getting personal about the age.
No Age Colorful Autumn Leaves Birthday Napkin
Give your guests customized bottles of wine as a thank you party favor.
No Age Modern Black Gold 70th Birthday Custom Wine Label
Get no-year-mentioned birthday banners and decor on Amazon (affiliate link)