Percy Holden Illingworth was a British Liberal politician. He served as Parliamentary Secretary to the Treasury under H. H. Asquith between 1912 and 1915.
- Occupation
- rugby union player, politician
- Position held
- member of the 30th Parliament of the United Kingdom, member of the 29th Parliament of the United Kingdom, member of the 28th Parliament of the United Kingdom
- Citizenship
- United Kingdom of Great Britain and Ireland