Editing Lieutenant commander (section)

{{Short description|Commissioned officer rank}}
{{Navalranks}}
{{Military ranks}}

'''Lieutenant Commander''' (also hyphenated '''lieutenant-commander''' and abbreviated '''Lt&nbsp;Cdr''',<ref>{{cite web |url=https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/28070/TriserviceOfficersRetiredPayandGratuitiesAFPS75.pdf |title=Triservice Officers Pay and Grade |access-date=25 April 2013 |publisher=UK Government |url-status=live |archive-url=https://web.archive.org/web/20160304055052/https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/28070/TriserviceOfficersRetiredPayandGratuitiesAFPS75.pdf |archive-date=4 March 2016}}</ref> '''LtCdr.''',<ref>{{cite web |url=http://forsvaret.dk/LoyalMariner05/eng/News/Pages/2005-04-19vidar.aspx |title=A Dane giving the orders |access-date=25 April 2013 |publisher=[[Admiral Danish Fleet]] |url-status=dead |archive-url=https://web.archive.org/web/20131022211424/http://forsvaret.dk/LoyalMariner05/eng/News/Pages/2005-04-19vidar.aspx |archive-date=22 October 2013}}</ref> '''LCDR''',<ref>{{cite web |url=http://www.navy.mil/navydata/nav_legacy.asp?id=266 |title=US Navy Ranks |access-date=2013-04-25 |publisher=[[United States Navy]] |url-status=dead |archive-url=https://web.archive.org/web/20130502085531/http://www.navy.mil/navydata/nav_legacy.asp?id=266 |archive-date=2 May 2013}}</ref><ref>{{cite web |url=http://www.navy.gov.au/about/organisation/uniform-ranks |title=Uniform Ranks |access-date=25 April 2013 |publisher=[[Royal Australian Navy]] |url-status=dead |archive-url=https://web.archive.org/web/20150124133502/http://www.navy.gov.au/about/organisation/uniform-ranks |archive-date=24 January 2015}}</ref> or '''LCdr'''<ref name=RCN>{{cite web |title=Royal Canadian Navy ranks and badges |date=2023-08-30 |work=[[Department of National Defence (Canada)]] |url=https://www.canada.ca/en/services/defence/caf/military-identity-system/navy-ranks.html#step4 |access-date=2023-11-03 |archive-url=https://web.archive.org/web/20230427104457/https://www.canada.ca/en/services/defence/caf/military-identity-system/navy-ranks.html#step4 |archive-date=2023-04-27 |url-status=live}}</ref>) is a [[Officer (armed forces)|commissioned officer]] [[military rank|rank]] in many [[navy|navies]]. The rank is [[superior (hierarchy)|superior]] to a [[lieutenant (navy)|lieutenant]] and subordinate to a [[commander]]. The corresponding rank in most [[army|armies]] and [[air force]]s is [[Major (rank)|major]], and in the [[Royal Air Force]] and other [[Commonwealth of Nations|Commonwealth]] air forces is [[squadron leader]]. It is roughly equivalent to the [[Corvette Captain]] rank in central European countries and the [[Captain 3rd rank]] rank in eastern European/CIS countries.

The [[Ranks and insignia of NATO|NATO rank code]] is mostly OF-3.<ref name='stanag'>{{cite web |url=http://www.militaria.lv/stanag.htm |title=NATO Standard Agreement (STANAG) 2116: NATO Codes for Grades of Military Personnel |date=13 March 1996 |publication-date=25 February 2010 |work=NATO standardization agreement |publisher=[[NATO]] Standardization Agency |edition=5 |archive-url=https://web.archive.org/web/20110901032935/http://www.militaria.lv/stanag.htm |archive-date=1 September 2011 |url-status=live |access-date=13 July 2017 }}</ref>

A Lieutenant Commander is a department officer or the [[executive officer]] ([[second-in-command]]) on many warships and smaller shore installations, or the [[commanding officer]] of a smaller ship/installation.<ref>{{cite web |url=https://www.federalpay.org/military/navy/lieutenant-commander |title=United States Navy - O-4 Lieutenant Commander |access-date=22 May 2017 |publisher=FederalPay.org |url-status=live |archive-url=https://web.archive.org/web/20180508013312/https://www.federalpay.org/military/navy/lieutenant-commander |archive-date=8 May 2018}}</ref> They are also department officers in [[naval aviation]] squadrons.