Nicholas Addison Phillips, Baron Phillips of Worth Matravers,, , is a British former senior judge.

The President of the Supreme Court of the United Kingdom is equivalent to the now-defunct position of Senior Lord of Appeal in Ordinary, also known as the Senior Law Lord, who was the highest ranking among the Lords of Appeal in Ordinary. The President is not the most senior judge of the judiciary in England and Wales; that position belongs to the Lord Chief Justice. The current President is Robert Reed, since 13 January 2020.