Army Generals in the Pacific War
List of U.S. Army Generals Missing In Action (MIA) and Killed In Action (KIA) in the Pacific during World War II.

United States of America
U.S. Army (USA)

Brigadier General James L. Dalton II
U.S. Army 25th Infantry Division, Assistant Division Commander. On May 16, 1945 Killed In Action (KIA) at Balete Pass on Luzon.

Lt. General Simon B. Buckner, Jr.
U.S. Army 10th Army Commander. On June 18, 1945 Killed In Action inspecting a forward observation post at Itoman on Okinawa.

General of the Army General Dwight D. Eisenhower
Prewar during 1935-1937 served in the Philippines, during WWII Supreme Commander of the Allied Expeditionary Force in Europe.

General Douglas MacArthur
U.S. Army General in the Philippines, earned the Medal of Honor Supreme Commander and U.N. Command in Korea

Brigadier General Claudius M. Easley
U.S. Army 96th Infantry Division, Assistant Division Commander. On June 19, 1945 Killed In Action (KIA) by sniper at Itoman on Okinawa.

U.S. Army Air Force (USAAF)

Brigadier General James R. Andersen
U.S. Army Air Force (USAAF) passenger C-87A Liberator Express 41-24174 missing February 26, 1945 over the Pacific Ocean.

Major General George H. Brett
U.S. Army Air Force (USAAF) in Australia and New Guinea then Panama Canal Department until the end of World War II.

Brigadier General Harold H. George
U.S. Army Air Force (USAAF) Killed April 29, 1942 in an aircraft accident at Batchelor Field near Darwin.

Lt. General Millard F. Harmon
U.S. Army Air Force (USAAF) passenger C-87A Liberator Express 41-24174 missing February 26, 1945 over the Pacific Ocean.

Brigadier General Howard K. Ramey
U.S. Army Air Force (USAAF) pilot B-17F "Pluto" Serial Number 41-24384 MIA March 26, 1943 over the Gulf of Papua.

Major General Clarence Tinker
U.S. Army Air Force (USAAF) pilot LB-30 Liberator AL589 MIA June 7, 1942 on a bombing mission against Wake Island.

Brigadier General Kenneth N. Walker
U.S. Army Air Force (USAAF) observer B-17F "San Antonio Rose" 41-24458 MIA January 5, 1943 over New Britain.

U.S. Marine Corps (USMC)

General Alexander A. Vandegrift
U.S. Marine Corps (USMC), 1st Marine Division, Commandant of the Marine Corps.


Australia
Australian Army (AIF)

Field Marshal Sir Thomas A. Blamey
Commander-in-Chief of the Australian  Military Forces.


Japan
Imperial Japanese Army (IJA)

Lt. General Hatazō Adachi
Imperial Japanese Army, Commander 18th Army in New Guinea.

Lt. General Harukichi Hyakutake
Imperial Japanese Army, Commander 17th Army then commander of Japanese Army units in the Solomons Islands.

Lt. General Masatane Kanda
Imperial Japanese Army, Commander 17th Army February 1945–September 1945, convicted of war crimes imprisoned 4 years.

General Tomoyuki Yamashita
Imperial Japanese Army, Commander 14th Area Army in the Philippines hanged February 23, 1946 at Los Baños Prison Camp.

References
War on the Rocks - General and Flag Officers Killed In War