Some recommended books which cover various periods of Lettice's life, often in the context of events involving other infamous Tudor figures, including her kinswoman and rival Queen Elizabeth I.

The marriage between Lettice and Leicester was formally celebrated on Sunday 21 September 1578, at Leicester's Essex home of Wanstead Hall, almost two years to the date of death of her first husband. Leicester had consulted with his chaplain at Wanstead, Humphrey Tyndall, informing of his intent to marry Lettice in secret, as he felt that public knowledge of their marriage may cause "great damage to his estate", having not previously obtained the consent of the queen (Tallis,

On This Day (10 Oct) 1588, the funeral was held for Robert Dudley, 1st Earl of Leicester, at St Mary's Church, Warwick.

On This Day (29 Sep) in 1564, Elizabeth I ennobled her 'favourite, Robert Dudley, granting him the Earldom of Leicester.

On This Day 21 Sep 1578, Lettice Knollys, Dowager Countess of Essex married Elizabeth I's 'favourite' Robert Dudley, 1st Earl of Leicester.

On This Day 17 Sep 1564, it is believed that Dorothy Devereux was born at Chartley Manor, Staffordshire.

Thomas Blount of Kidderminster, Worcestershire, was the father of Sir Christopher Blount (c.1555-1601).

Robert Dudley, 1st Earl of Leicester had a complex relationship with the Queen of England, Elizabeth I, throughout most of her reign.

Kenilworth Castle (otherwise known as 'Killingworth' or 'Killinwoorth') in Warwickshire, was a 12th century stone castle.