Season six will be the final set of episodes of the popular streaming show, which first aired in 2016 starring Claire Foy and Matt Smith as Queen Elizabeth II and Prince Philip, respectively.
However, the final season will focus more on the death of Diana, Princess of Wales and the early romance between Prince William and Princess Kate as university students.
WATCH: Harry and Meghan open up about the Royal Family on Netflix
The Crown's popularity has coincided with growing interest in the younger generation of royals over the last few years, but there are fears that once the show is over, this curiosity will come to a halt.
The Duke and Duchess of Sussex have had hits and misses with Netflix. Their first project, the documentary series Harry & Meghan, was a huge streaming success.
However, the Harry's Heart of Invictus has struggled to reach the same amount of viewers and looks set to be considered an expensive flop for Netflix.
Meghan's animated series Pearl was pulled by the streamer due to cutbacks.
Meghan and Harry signed Netflix deals in 2020
Meghan Markle and Prince Harry's Spotify deals were axed
Harry and Meghan reportedly still have two years to produce content under their Netflix contract, but royal expert Richard Fitzwilliams believes it could end sooner.
Fitzwilliams told The Express: "There is no doubt that the termination of their contract with Spotify was a blow for the Sussexes.
"Their Netflix contract, which is worth $100 million (£80.7 million), does not expire until 2025, but once the last series of The Crown has aired, the streaming giant may have less use for them.
"A good deal depends on how successfully they adapt the romantic novel, Meet Me at the Lake.
Meghan Markle and Prince Harry's docuseries was successful