Sir William Rose KCB DL JP (19 July 1808 – 19 November 1885) was a British barrister and civil servant who served as Clerk of the Parliaments from 1875 to 1885, succeeding his father.

[3] While still Deputy Clerk, On 14 October 1865 William Rose was appointed Knight Commander of the Order of the Bath.

[6] He was a beloved part of parliament, and many paid tribute to him, including the Marquess of Salisbury who said amongst other comments "His manner and kindness to all the Members of this House are well known.

"[7] and paid tribute to his "zeal, ability, diligence, and integrity" and to his "service of this House during a period of 50 years."

The Earl of Kimberley stated of him: "anyone more obliging, more attentive to his duties, or more anxious to assist everyone to obtain information, I think none of us have ever known.