diff --git a/arch/arm/include/stm32/chip.h b/arch/arm/include/stm32/chip.h
index 12c90be7e9..ae2e44767a 100644
--- a/arch/arm/include/stm32/chip.h
+++ b/arch/arm/include/stm32/chip.h
@@ -685,7 +685,7 @@
  */
 
 #elif defined(CONFIG_ARCH_CHIP_STM32F103RC) || defined(CONFIG_ARCH_CHIP_STM32F103RD) || \
-      defined(CONFIG_ARCH_CHIP_STM32F103RE)
+      defined(CONFIG_ARCH_CHIP_STM32F103RE) || defined(CONFIG_ARCH_CHIP_STM32F103RG)
 #  undef  CONFIG_STM32_STM32L15XX            /* STM32L151xx and STM32L152xx family */
 #  undef  CONFIG_STM32_ENERGYLITE            /* STM32L EnergyLite family */
 #  define CONFIG_STM32_STM32F10XX        1   /* STM32F10xxx family */
diff --git a/arch/arm/src/stm32/Kconfig b/arch/arm/src/stm32/Kconfig
index 6183d16add..61c78e2f2b 100644
--- a/arch/arm/src/stm32/Kconfig
+++ b/arch/arm/src/stm32/Kconfig
@@ -321,6 +321,13 @@ config ARCH_CHIP_STM32F103RE
 	select STM32_PERFORMANCELINE
 	select STM32_HIGHDENSITY
 
+config ARCH_CHIP_STM32F103RG
+	bool "STM32F103RG"
+	select ARCH_CORTEXM3
+	select STM32_STM32F10XX
+	select STM32_PERFORMANCELINE
+	select STM32_HIGHDENSITY
+
 config ARCH_CHIP_STM32F103V8
 	bool "STM32F103V8"
 	select ARCH_CORTEXM3
diff --git a/arch/arm/src/stm32/chip.h b/arch/arm/src/stm32/chip.h
index 4554a9c61f..87225ce0c8 100644
--- a/arch/arm/src/stm32/chip.h
+++ b/arch/arm/src/stm32/chip.h
@@ -83,7 +83,8 @@
 #  elif defined(CONFIG_ARCH_CHIP_STM32F103RB) || \
         defined(CONFIG_ARCH_CHIP_STM32F103RC) || \
         defined(CONFIG_ARCH_CHIP_STM32F103RD) || \
-        defined(CONFIG_ARCH_CHIP_STM32F103RE)
+        defined(CONFIG_ARCH_CHIP_STM32F103RE) || \
+        defined(CONFIG_ARCH_CHIP_STM32F103RG)
 #    include "chip/stm32f103r_pinmap.h"
 
 /* STM32F103VC, STM32F103VD, and STM32F103VE are all provided in 100 pin packages and differ