Former Owner
- Thomas Bernardinus Braccioli1
- Thomas Conolly1
- Thomas FitzRoy Phillipps Fenwick1
- Thomas Gage1
- Thomas Gibson-Carmichael, 1st Baron Carmichael1
- Thomas Phillipps163
- Thomas Posthumous Hoby1
- Thomas Rawlinson1
- Thomas Smith1
- Thomas Thorpe3
- Thomas Warde1
- Tommaso de Luca1
- Tongerlo Abbey1
- Typographic Library and Museum1
- United States Naval Academy1
- Vaijanāthabhaṭṭa Sāmaka1
- Vicente Riva Palacio1
- Vittorio Forti1
- Viṣṇu Datta1
- Viṣṇudatta Lohatīka1