40th Infantry Division Sustainment Brigade

{{Use American English|date=December 2016}}

{{Use dmy dates|date=January 2025}}

{{Infobox military unit

| unit_name = 40th Infantry Division Sustainment Brigade

| image = 40th Infantry Division CSIB.svg

| caption = 40th Infantry Division Sustainment Brigade shoulder sleeve insignia

| dates = Present

| country =

| allegiance = United States of America

| branch = United States Army

| type = Sustainment Brigade

| role = Sustainment

| size = Brigade

| command_structure =

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| nickname = "Dragon Slayers"

| patron =

| motto = Serviens Semper

| colors =

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| current_commander = COL Barbara J. Beegles

| commander4 = CSM Samuel P. Yudin

| commander4_label = Command Sergeant Major

| ceremonial_chief =

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| identification_symbol =

| identification_symbol_label = The Brigade's distinctive unit insignia

| identification_symbol_2 = 100px

224th Sustainment Brigade former SSI

}}

The 40th Infantry Division Sustainment Brigade (former 224th Sustainment Brigade) is a sustainment brigade of the United States Army and the California Army National Guard, which is assigned to the 40th Infantry Division.