| Understanding and application of Westminster Shorter Catechism by Dong Hee Lee (WSC) | | |
| Understanding and application of Westminster Shorter Catechism by Tong-hŭi Yi (WSC) | | |
| Understanding the Westminster Shorter Catechism in Today’s Language by J. Remington Crooks (WSC) | | |
| Unfriendly Accounts of the Westminster Assembly by (WA) | | |
| Union with Christ in the theology of Anthony Tuckney (1599-1670) by Youngchun Cho (About) | | |
| Union with Christ in the theology of Samuel Rutherford: an examination of his doctrine of the Holy Spirit by David Strickland (About) | | |
| Union with Christ: the existential nerve of Puritan piety by Robert Tudur Jones (WA) | | |
| Unity and continuity in covenantal thought: a study in the Reformed tradition to the Westminster Assembly by Andrew J. Martin (WA) | | |
| Unity and continuity in covenantal thought: a study in the reformed tradition to the Westminster Assembly Vol. I by Andrew Woolsey (WA) | | |
| Unity and Disunity at the Westminster Assembly (1643-1649): A Commemorative Essay by Chad B. Van Dixhoorn (WA) | | |
| Unity in diversity: English puritans and the puritan Reformation, 1603-1689 by Randall J. Pederson (About) | | |
| Unity in diversity: English puritans and the puritan Reformation, 1603-1689 by David Manning (About) | | |
| Unity in diversity: English puritans and the puritan Reformation, 1603-1689 by Ryan M. McGraw (About) | | |
| Unity in diversity: English puritans and the puritan Reformation, 1603-1689 by Richard M. Snoddy (About) | | |
| Ussher as Churchman by Norman Sykes (About) | | |
| Vane, Sir Henry (1589-1655), administrator and diplomat by R. Malcolm Smuts (About) | | |
| Vane, Sir Henry, the younger (1613-1662), politician and author by Ruth E. Mayers (About) | | |
| Vines, Richard (1599/1600-1656), Church of England clergyman by William Lamont (About) | | |
| Voices from the past : Puritan devotional readings by Richard Rushing (About) | | |
| Vol 1: Nonconformist’s Memorial by Edmund Calamy (About) | | |
