when is national best friends day

National Best Friends Day is celebrated every year on June 8.

Quick Scoop: When is National Best Friends Day?

• National Best Friends Day takes place annually on June 8.

• It’s most commonly marked in the United States, but people around the world now join in.

• In 2026, National Best Friends Day falls on Monday, June 8.

A tiny bit of backstory

In 1935, the U.S. Congress chose June 8 as a dedicated day to honor close friends, picking a typically warm early-summer date that’s great for hanging out outside. Since then, the idea has spread, and it has seen a resurgence thanks to social media and the hashtag culture around friendship posts.

So if you’re wondering when to plan that message, call, or meetup for your bestie: circle June 8 on your calendar every year.

TL;DR: When is National Best Friends Day? → June 8 every year.

Information gathered from public forums or data available on the internet and portrayed here.