نك كلغ (18 ديسمبر 2007–8 مايو 2015)[1] تيم فارون (1 يناير 2011–31 ديسمبر 2014) تيم فارون (16 يوليو 2015–20 يوليو 2017) فينس كيبل (20 يوليو 2017–22 يوليو 2019) جو سوينسون (22 يوليو 2019–13 ديسمبر 2019) إد دافي (27 أغسطس 2020–)
^Ward، Stephen (2008). Making a difference: a comparative view of the role of the Internet in election politics. Rowman & Littlefield. ص. 134. ISBN:9780739121016. During this period there has been a corresponding rise in support for third parties, such as the centrist/centre-left Liberal Democrats, the Greens, and, more recently, anti-EU parties like the United Kingdom Independence Party as well as the far right British National Party (BNP).
^Rallings، Colin (2003). British Elections and Parties Review. Routledge. ص. 140. ISBN:9780714655260. The Liberal Democrats represent the coming together of two traditions—liberalism and social democracy...Over time, the party has adopted a centre-left position on socio-economic matters.
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