Ryan Astley (born 4 October 2001) is a Welsh professional footballer who plays as a defender for Scottish Premiership club Dundee. He is a former Wales under-21 international.

Astley is from Llanfair Caereinion.

Astley began his career with Everton, making his debut for their under-23 team at the age of 16 in 2018, before being offered a new contract in April 2021. He was an unused substitute for their FA Cup match against Boreham Wood in March 2022. Astley moved to Accrington Stanley on loan from Everton in July 2022, and made his professional debut on 6 August 2022, appearing as a substitute.

On 18 January 2024, Astley joined Scottish Premiership side Dundee on a two-and-a-half-year contract for an undisclosed fee. He said that speaking with Owen Beck, with whom he shared an agent, had helped him agree to the move. Astley made his debut for Dundee as a substitute in a league game away to St Mirren.

On 13 July 2024, Astley scored his first goal for Dundee in a 1–7 away victory over Bonnyrigg Rose in the Scottish League Cup group stage.

On 9 August 2025, Astley scored his first league goal for Dundee, in a league draw away to Rangers. On 14 May 2026, Dundee confirmed that Astley had signed a contract extension with the club until 2029.

Astley is a Wales youth international. He has captained the under-21 team, and has trained with the under-23 team.

Everton U23