Henry Ker Seymer

{{short description|British politician}}

{{Use dmy dates|date=April 2022}}

{{Infobox officeholder

|honorific-prefix =

|name = Henry Ker Seymer

|honorific-suffix =

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|caption =

|office = Member of Parliament
for Dorset

|parliament =

|majority =

|term_start = 19 February 1846

|term_end = 28 May 1864

|alongside = Henry Portman (1857–1864)
Henry Sturt (1856–1864)
John Floyer (1846–1857)
George Bankes (1846–1856)

|predecessor = Anthony Ashley-Cooper
Henry Sturt
George Bankes

|successor = Henry Sturt
Henry Portman
John Floyer

|birth_date = 1807

|birth_place =

|death_date = {{death date and given age|df=yes|1864|05|28|56}}

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|nationality = British

|party = Conservative

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}}

Henry Ker Seymer (1807 – 28 May 1864){{cite web |last1=Rayment |first1=Leigh |title=The House of Commons: Constituencies beginning with "D" |url=http://www.leighrayment.com/commons/Dcommons2.htm |website=Leigh Rayment's Peerage Page |accessdate=31 July 2018 |archiveurl=https://web.archive.org/web/20180731203755/http://www.leighrayment.com/commons/Dcommons2.htm |archivedate=31 July 2018 |url-status=usurped |date=13 June 2017 }} was a British Conservative politician.

Seymer was first elected Conservative MP for Dorset, alongside John Floyer, at a by-election in 1846—caused by the resignations of Anthony Ashley-Cooper and Henry Sturt—and held the seat until his death in 1864.{{cite book|editor1-last=Craig|editor1-first=F. W. S.|editor-link=F. W. S. Craig|title=British Parliamentary Election Results 1832-1885|date=1977|publisher=Macmillan Press|location=London|isbn=978-1-349-02349-3|edition=1st|type=e-book |pages=380–381}}