Arthur Ormiston Cochrane

{{Short description|Canadian politician (1879–1926)}}

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

{{Infobox officeholder

| honorific-prefix =

| name =Arthur Ormiston Cochrane

| honorific-suffix =

| image =

| imagesize =

| office = Member of the Legislative Assembly of British Columbia

| predecessor =Kenneth Cattanach MacDonald

| successor =William Farris Kennedy

| term_start = 1924

| term_end =1926

| constituency=North Okanagan

| birth_name=

| birth_date ={{birth date|1879|6|21}}

| birth_place =Whitby, Ontario

| death_date ={{death date and age|1926|12|4|1879|6|21}}

| death_place=Vernon, British Columbia

| nationality =

| spouse =Helen R. Christian

| party =British Columbia Conservative Party

| relations =

| occupation=lawyer

| children =7

| residence =

| alma_mater =

}}

Arthur Ormiston Cochrane (June 21, 1879 – December 4, 1926) was a Canadian politician. He served in the Legislative Assembly of British Columbia from a 1924 byelection until 1926, from the electoral district of North Okanagan, a member of the Conservative party.{{Cite web|url=https://books.google.com/books?id=7rcKAQAAIAAJ&q=%22Cochrane,++Arthur+Ormiston%22|title = Palementaire Canadien|year = 1925}} He died in office in 1926 of heart disease (angina pectoris).[https://familysearch.org/ark:/61903/1:1:FLG8-5JT Registration of death]