Herbert Smith LLP was a multinational law firm headquartered in London, United Kingdom.

[5] Herbert Smith, Gleiss Lutz and the Dutch law firm Stibbe formed a tripartite alliance in 2002.

[8] In November 2010 Herbert Smith announced that it would be opening an office in Belfast, Northern Ireland, to perform litigation due diligence tasks.

[11] In February 2012, Herbert Smith entered merger discussion with the Australian law firm Freehills.

[13] After specialising in company flotations and advising mining companies in the early part of the 20th century, by the time of its merger with Freehills, Herbert Smith's practice was dominated by litigation and corporate work (M&A and equity capital markets in particular), with other practices including finance, real estate, energy, and competition.