Leonard Jennett Simpson

{{short description|Canadian politician}}

{{Use Canadian English|date=January 2023}}

{{Infobox officeholder

| name = Leonard Simpson

| image = Leonard J. Simpson portrait.jpg

| caption = Simpson, {{circa|1937}}

| office = Ontario MPP

| term_start = 1929

| term_end = 1940

| predecessor = Charles Ernest Wright

| successor = Duncan McArthur

| constituency = Simcoe Centre

| party = Liberal

| birth_date = {{birth date|1882|07|30}}

| birth_place = Thornton, Ontario

| death_date = {{death date and age|1940|08|18|1882|07|30}}

| death_place = Picton, Ontario

| spouse = Eleanor M. Dutcher

| children =

| occupation = Physician

}}

Leonard Jennett Simpson (July 30, 1882{{cite book |title=Canadian Parliamentary Guide, 1939 |year=1939 |last=Normandin |first=A L}} – August 18, 1940){{cite book |url=http://jama.ama-assn.org/content/115/17/1470.full.pdf |title=Journal of the American Medical Association |publisher=American Medical Association |date=October 26, 1940 |page=1472 |accessdate=2011-07-10}} was a physician and political figure in Ontario. He represented Simcoe Centre in the Legislative Assembly of Ontario from 1929 to 1940 as a Liberal member.{{cite web |url=http://www.ontla.on.ca/web/members/members_all_detail.do?locale=en&ID=1840 |title=Leonard Jennett Simpson, MPP |publisher=Legislative Assembly of Ontario |accessdate=2011-07-10}}