John Napier Scottish mathematician, physicist, and astronomer (1550–1617) (1550–1617) Parents Janet Bothwell Archibald Napier Children Jane Napier Robert Napier Anne Napier William Napier of Ardinmoir John Napier Joan Napier Adam Napier Elizabeth Napier Helen Napier Margaret Napier Archibald Napier, 1st Lord Napier Alexander Napier Siblings Francis Napier Alexander Napier, Lord Laurieston Elizabeth Napier Partners Elizabeth Stirling Agnes Chisholm