61st Brigade may refer to:
Bulgaria 61st Stryamska Mechanized Brigade
Romania 61st Mountain Troops Brigade (Romania)
Russia 61st Separate Guards Naval Infantry Brigade
Spain 61st Mixed Brigade
Ukraine 61st Mechanized Brigade (Ukraine)
United Kingdom 61st Anti-Aircraft Brigade 61st Infantry Brigade (United Kingdom) Artillery units 61st (Howitzer) Brigade, Royal Field Artillery in World War I 61st (Finsbury Rifles) Anti-Aircraft Brigade, Royal Artillery 61st (North Midland) Brigade, Royal Field Artillery after World War I 61st Carnarvon and Denbigh (Yeomanry) Medium Brigade, Royal Garrison Artillery
See also 61st Division (disambiguation) 61st Regiment (disambiguation)