Isaac Penington (or Pennington) may refer to:
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Isaac Penington (Lord Mayor) (1584–1661), Lord Mayor of London
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Isaac Penington (Quaker)
Isaac Penington (1616–1679) was one of the early members of the Religious Society of Friends (Quakers) in England. He wrote about the Quaker movement and was an influential promoter and defender of it.
Penington was the oldest son of Isaac Penin ...
(1616–1679), early Quaker, son of Isaac Penington above
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Isaac Pennington
:''See Isaac Penington (disambiguation) for other people with a similar name.''
Sir Isaac Pennington (1745–1817) was an English physician, of whom there are two portraits in the National Portrait Gallery.
Isaac Pennington was educated at Sed ...
(1745–1817), British physician
{{hndis, Penington, Isaac