Sir Jonathan Leslie Baker (born 6 August 1955), styled The Rt Hon Lord Justice Baker, is a Judge of the Court of Appeal of England and Wales.

He was a recorder from 2000 to 2009, and judge of the High Court of Justice (Family Division) from 2009 - 2018.

In October 2017, he was appointed as the Senior Family Liaison Judge.

[2] In October 2018, he was appointed as a Judge of the Court of Appeal.

This United Kingdom law-related biographical article is a stub.