Elli Rhiannon Müller Osborne
- Birthday: 2/28/2001
- Place of birth: Nordstrand, Oslo, Norway
- Fame for: Acting
- Also known as: Elli Rhiannon Müller, Elli Rhiannon Müller Osbourne, Elli Müller Osborne, Elli R. Müller Osborne
- Social networks: Instagram
Biography
Elli Rhiannon Müller Osborne (born in 2001) is a Norwegian actress, known for Utøya: July 22 (2018), Hope (2019), Vikingulven (2022), and the Netflix movie Royalteen (2022).