how many seasons of big brother are there

There are two common ways to interpret “how many seasons of Big Brother are there,” and the answer changes a lot depending on which one you mean.

By entire global franchise

If you mean the whole Big Brother franchise worldwide (all countries combined), there have been hundreds of seasons across more than 60 countries and regions. Public franchise overviews indicate that by mid‑2023 there were already over 500 individual seasons of Big Brother produced globally, and more have aired since then, pushing the total even higher into the five‑hundreds range.

By a specific country’s version

Most people, though, mean a particular national edition:

• Big Brother (US version) on CBS in the United States reached at least 27 main seasons by 2025, with season 27 premiering in July 2025.

• Big Brother (UK civilian version) has reached 22 main series by late 2025, with series 22 running in autumn 2025 and a 23rd already commissioned for 2026.

If you share which country’s Big Brother you care about (US, UK, another region), the season count can be given very precisely for that edition. Information gathered from public data and entertainment references and portrayed here.