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Wishes library

Birthday wishes for your cousin: 26 messages to copy

Half sibling, half best friend, all family. Tap any message to copy it — or get one written for your exact person with the free birthday wish generator.

Make it personal: 3 quick tips

  • Cousin messages live on shared history — name the summer, the trip, the inside joke.
  • The “favorite cousin” joke never misses. Use it annually.
  • Keep it casual: cousins read formality as distance.

Want it one-of-a-kind?

The generator writes a personalized wish from their name, your relationship and the tone you pick — in seconds, free.

Generate a wish

More birthday wishes

Browse the full wishes library