Lazarus Fletcher

{{Short description|British geologist}}

{{Use dmy dates|date=August 2021}}

Sir Lazarus Fletcher (3 March 1854 – 6 January 1921) was a British geologist.{{cite magazine|title=FLETCHER, Lazarus|magazine=Who's Who|year=1907|volume= 59|page=612|url=https://books.google.com/books?id=yEcuAAAAYAAJ&pg=PA612}} He was elected a Fellow of the Royal Society in 1889 and won the Wollaston Medal of the Geological Society in 1912. Fletcher was knighted in 1916.{{cite journal|journal=Nature|title=obit. Sir Lazarus Fletcher, F.R.S.|date=13 January 1921|volume=106|pages=636–637|doi=10.1038/106636a0|issue=2672|doi-access=free}}{{London Gazette |issue=29483 |date=22 February 1916 |pages=1946-1947}}

Fletcher was Keeper of Mineralogy at the Natural History Museum from 1880 to 1909, and director from 1909 to 1919.