Sir Trevor Williams, 1st Baronet (c.1623–1692), Welsh politician, landowner, military commander and rebel
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Trevor C. Williams (born 1965), Canadian basketball player and coach
John Williams | Robin Williams | Robbie Williams | Tennessee Williams | Williams College | Ralph Vaughan Williams | Ted Williams | Vanessa L. Williams | William Carlos Williams | Hank Williams, Jr. | Hank Williams | Don Williams | Williams | Shirley Williams | Lucinda Williams | Andy Williams | Victoria Williams | Serena Williams | Brian Williams | Vanessa Williams | Trevor Nunn | Esther Williams | Trevor Howard | Paul Williams | Bert Williams | Rowan Williams | Hype Williams | Wendy O. Williams | Trevor Horn | Michael K. Williams |
The Williams Baronetcy, of Llangibby in the County of Monmouth, was created in the Baronetage of England on 14 May 1642 for Trevor Williams.