Operation Nanook


 * Opeation Nanook may refer to:


 * Operation Nanook (1946), conducted by the United States Navy
 * Operation Nanook (2007), annual Arctic exercise by Canada's Maritime Command and Canada's Coast Guard
 * Operation Nanook (2008), annual Arctic exercise by Canada's Maritime Command and Canada's Coast Guard
 * Operation Nanook (2009), annual Arctic exercise by Canada's Maritime Command and Canada's Coast Guard
 * Operation Nanook (2010), annual Arctic exercise by Canada's Maritime Command and Canada's Coast Guard
 * Operation Nanook (2011), annual Arctic exercise by Canada's Maritime Command and Canada's Coast Guard