Patrick Young (Patricius Junius) (29 August 1584 – 7 September 1652) was a Scottish scholar and royal librarian to King James VI and I, and King Charles I. He was a noted Biblical and patristic scholar.
He was born at Seaton, Haddingtonshire, His father was Peter Young, who was tutor to James alongside George Buchanan. He was educated at the University of St. Andrews (M.A., 1603). He then became librarian and secretary to George Lloyd, the future Bishop of Chester, in 1603. He was incorporated at Oxford (1605), and, taking holy orders, became a chaplain of All Souls College.
He was then librarian successively to Prince Henry, James I, and Charles I; at the same time he undertook diplomatic correspondence. He was Latin secretary to Bishop John Williams, 1624. He became rector of Llanynys, Denbighshire, in 1623; and he was rector of Hayes, Middlesex, from 1623 to 1647.
Around 1622 he made a catalogue of manuscripts in Salisbury Cathedral. He was an eminent scholar in Greek; and he was asked to catalogue the Greek manuscripts of Giacomo Barocci, numbering around 250, that had been donated in 1629 to the Bodleian Library by their purchaser William Herbert, 3rd Earl of Pembroke.
He was entrusted with the revision of the Codex Alexandrinus of the Septuagint. He made contributions to Brian Walton’s Polyglot Bible, in the annotations (Vol. VI).