Byam Martin Island

{{Short description|Uninhabited island of the Arctic Archipelago}}

{{Distinguish| text = the identically named island near the entrance to Camden Harbour, Western Australia}}

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

{{Infobox islands

| name = Byam Martin Island

| image_name = Byammartinisland.png

| image_caption = Byam Martin Island, Nunavut

| image_size =

| pushpin_map = Canada Nunavut#Canada

| native_name =

| native_name_link = Inuktitut

| nickname =

| location = Northern Canada

| coordinates = {{coord|75|12|N|104|17|W|region:CA_type:isle_scale:300000|display=inline,title|name=Byam Martin Island}}

| archipelago = Queen Elizabeth Islands
Arctic Archipelago

| total_islands =

| major_islands =

| area_km2 = 1150

| length_km= 46

| width_km= 37

| highest_mount =

| elevation_m = 153

| country = Canada

| country_admin_divisions_title = Territory

| country_admin_divisions = Nunavut

| country_admin_divisions_title_1 = Region

| country_admin_divisions_1 =Qikiqtaaluk Region

| country_admin_divisions_title_2 =

| country_admin_divisions_2 =

| country_capital_city =

| country_largest_city =

| country_largest_city_population =

| country_leader_title =

| country_leader_name =

| population = Uninhabited

| population_as_of =

| density_km2 =

| ethnic_groups =

| additional_info =

}}

Byam Martin Island (BEI-uhm) is one of the uninhabited members of the Queen Elizabeth Islands in the Canadian arctic islands located on the northern side of the Viscount Melville Sound in the territory of Nunavut. It is separated from the eastern coast of Melville Island, {{convert|27|km|abbr=on}} to the west, by the Byam Martin Channel; and from Bathurst Island, {{convert|35|km|abbr=on}} to the northeast, by the Austin Channel.{{cite web|url=http://www.oceandots.com/arctic/canada/byam-martin.php |title=Byam Martin Island at Oceandots.com |access-date=2009-03-14 |url-status=usurped |archive-url=https://web.archive.org/web/20101223180600/http://oceandots.com/arctic/canada/byam-martin.php |archive-date=2010-12-23 }}

Byam Martin Island is {{convert|46|km|abbr=on}} long, {{convert|37|km|abbr=on}} wide, and measures {{convert|1150|km2|abbr=on}} in area.

The island was named after Sir Thomas Byam Martin by Sir William Edward Parry in August 1819 during his first expedition to discover the Northwest Passage.{{cite web |url=http://libweb5.princeton.edu/visual_materials/maps/websites/northwest-passage/parry-first.htm |title=Journal of a Voyage for the Discovery of a North-West Passage from the Atlantic to the Pacific: Performed in the Years 1819-20, in His Majesty's Ships Hecla and Griper, under the orders of William Edward Parry |last=Parry |first=William Edward |year=1821 |work=princeton.edu |location=London |oclc=46198505 |access-date=2008-05-15 |archive-url=https://web.archive.org/web/20170929132128/http://libweb5.princeton.edu/visual_materials/maps/websites/northwest-passage/parry-first.htm |archive-date=2017-09-29 |url-status=dead }}