diff --git a/esphome/components/ili9xxx/display.py b/esphome/components/ili9xxx/display.py
index 0bd810ea16..3aaf76d6f8 100644
--- a/esphome/components/ili9xxx/display.py
+++ b/esphome/components/ili9xxx/display.py
@@ -51,6 +51,7 @@ ILI9XXXColorMode = ili9xxx_ns.enum("ILI9XXXColorMode")
 ColorOrder = display.display_ns.enum("ColorMode")
 
 MODELS = {
+    "GC9A01A": ili9xxx_ns.class_("ILI9XXXGC9A01A", ILI9XXXDisplay),
     "M5STACK": ili9xxx_ns.class_("ILI9XXXM5Stack", ILI9XXXDisplay),
     "M5CORE": ili9xxx_ns.class_("ILI9XXXM5CORE", ILI9XXXDisplay),
     "TFT_2.4": ili9xxx_ns.class_("ILI9XXXILI9341", ILI9XXXDisplay),
diff --git a/esphome/components/ili9xxx/ili9xxx_display.h b/esphome/components/ili9xxx/ili9xxx_display.h
index 41a1bbb528..11a90e142f 100644
--- a/esphome/components/ili9xxx/ili9xxx_display.h
+++ b/esphome/components/ili9xxx/ili9xxx_display.h
@@ -254,5 +254,10 @@ class ILI9XXXS3BoxLite : public ILI9XXXDisplay {
   ILI9XXXS3BoxLite() : ILI9XXXDisplay(INITCMD_S3BOXLITE, 320, 240, true) {}
 };
 
+class ILI9XXXGC9A01A : public ILI9XXXDisplay {
+ public:
+  ILI9XXXGC9A01A() : ILI9XXXDisplay(INITCMD_GC9A01A, 240, 240, true) {}
+};
+
 }  // namespace ili9xxx
 }  // namespace esphome
diff --git a/esphome/components/ili9xxx/ili9xxx_init.h b/esphome/components/ili9xxx/ili9xxx_init.h
index fe3f168c32..ea90f83f30 100644
--- a/esphome/components/ili9xxx/ili9xxx_init.h
+++ b/esphome/components/ili9xxx/ili9xxx_init.h
@@ -316,6 +316,60 @@ static const uint8_t PROGMEM INITCMD_ST7789V[] = {
   0x00                                   // End of list
 };
 
+static const uint8_t PROGMEM INITCMD_GC9A01A[] = {
+  0xEF, 0,
+  0xEB, 1, 0x14, // ?
+  0xFE, 0,
+  0xEF, 0,
+  0xEB, 1, 0x14, // ?
+  0x84, 1, 0x40, // ?
+  0x85, 1, 0xFF, // ?
+  0x86, 1, 0xFF, // ?
+  0x87, 1, 0xFF, // ?
+  0x88, 1, 0x0A, // ?
+  0x89, 1, 0x21, // ?
+  0x8A, 1, 0x00, // ?
+  0x8B, 1, 0x80, // ?
+  0x8C, 1, 0x01, // ?
+  0x8D, 1, 0x01, // ?
+  0x8E, 1, 0xFF, // ?
+  0x8F, 1, 0xFF, // ?
+  0xB6, 2, 0x00, 0x00, // ?
+  0x90, 4, 0x08, 0x08, 0x08, 0x08, // ?
+  ILI9XXX_PIXFMT  , 1, 0x05,
+  ILI9XXX_MADCTL  , 1, MADCTL_MX| MADCTL_BGR,       // Memory Access Control
+  0xBD, 1, 0x06, // ?
+  0xBC, 1, 0x00, // ?
+  0xFF, 3, 0x60, 0x01, 0x04, // ?
+  0xC3, 1, 0x13,
+  0xC4, 1, 0x13,
+  0xF9, 1, 0x22,
+  0xBE, 1, 0x11, // ?
+  0xE1, 2, 0x10, 0x0E, // ?
+  0xDF, 3, 0x21, 0x0c, 0x02, // ?
+  0xF0, 6, 0x45, 0x09, 0x08, 0x08, 0x26, 0x2A,
+  0xF1, 6, 0x43, 0x70, 0x72, 0x36, 0x37, 0x6F,
+  0xF2, 6, 0x45, 0x09, 0x08, 0x08, 0x26, 0x2A,
+  0xF3, 6, 0x43, 0x70, 0x72, 0x36, 0x37, 0x6F,
+  0xED, 2, 0x1B, 0x0B, // ?
+  0xAE, 1, 0x77, // ?
+  0xCD, 1, 0x63, // ?
+  0xE8, 1, 0x34,
+  0x62, 12, 0x18, 0x0D, 0x71, 0xED, 0x70, 0x70, // ?
+            0x18, 0x0F, 0x71, 0xEF, 0x70, 0x70,
+  0x63, 12, 0x18, 0x11, 0x71, 0xF1, 0x70, 0x70, // ?
+            0x18, 0x13, 0x71, 0xF3, 0x70, 0x70,
+  0x64, 7, 0x28, 0x29, 0xF1, 0x01, 0xF1, 0x00, 0x07, // ?
+  0x66, 10, 0x3C, 0x00, 0xCD, 0x67, 0x45, 0x45, 0x10, 0x00, 0x00, 0x00, // ?
+  0x67, 10, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x01, 0x54, 0x10, 0x32, 0x98, // ?
+  0x74, 7, 0x10, 0x85, 0x80, 0x00, 0x00, 0x4E, 0x00, // ?
+  0x98, 2, 0x3e, 0x07, // ?
+  0x35, 0,
+  ILI9XXX_SLPOUT  , 0x80,                // Exit Sleep
+  ILI9XXX_DISPON  , 0x80,                // Display on
+  0x00                  // End of list
+};
+
 // clang-format on
 }  // namespace ili9xxx
 }  // namespace esphome
diff --git a/tests/components/ili9xxx/test.esp32.yaml b/tests/components/ili9xxx/test.esp32.yaml
new file mode 100644
index 0000000000..1095d565d2
--- /dev/null
+++ b/tests/components/ili9xxx/test.esp32.yaml
@@ -0,0 +1,11 @@
+spi:
+  mosi_pin: GPIO23
+  clk_pin: GPIO18
+
+display:
+  - platform: ili9xxx
+    model: gc9a01a
+    id: gca901_display
+    cs_pin: GPIO5
+    dc_pin: GPIO22
+    reset_pin: GPIO21