diff --git a/MAINTAINERS b/MAINTAINERS
index 2db0529..830c556 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1605,6 +1605,11 @@
 F:	drivers/usb/host/xhci*
 F:	include/usb/xhci.h
 
+UUID testing
+M:	Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
+S:	Maintained
+F:	test/lib/uuid.c
+
 VIDEO
 M:	Anatolij Gustschin <agust@denx.de>
 S:	Maintained
diff --git a/test/lib/Makefile b/test/lib/Makefile
index e0bd9e0..e75a263 100644
--- a/test/lib/Makefile
+++ b/test/lib/Makefile
@@ -22,6 +22,7 @@
 obj-$(CONFIG_GETOPT) += getopt.o
 obj-$(CONFIG_CRC8) += test_crc8.o
 obj-$(CONFIG_UT_LIB_CRYPT) += test_crypt.o
+obj-$(CONFIG_LIB_UUID) += uuid.o
 else
 obj-$(CONFIG_SANDBOX) += kconfig_spl.o
 endif
diff --git a/test/lib/uuid.c b/test/lib/uuid.c
new file mode 100644
index 0000000..e24331a
--- /dev/null
+++ b/test/lib/uuid.c
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Functional tests for UCLASS_FFA  class
+ *
+ * Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
+ *
+ * Authors:
+ *   Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
+ */
+
+#include <common.h>
+#include <uuid.h>
+#include <test/lib.h>
+#include <test/test.h>
+#include <test/ut.h>
+
+/* test UUID */
+#define TEST_SVC_UUID	"ed32d533-4209-99e6-2d72-cdd998a79cc0"
+
+#define UUID_SIZE 16
+
+/* The UUID binary data (little-endian format) */
+static const u8 ref_uuid_bin[UUID_SIZE] = {
+	0x33, 0xd5, 0x32, 0xed,
+	0x09, 0x42, 0xe6, 0x99,
+	0x72, 0x2d, 0xc0, 0x9c,
+	0xa7, 0x98, 0xd9, 0xcd
+};
+
+static int lib_test_uuid_to_le(struct unit_test_state *uts)
+{
+	const char *uuid_str = TEST_SVC_UUID;
+	u8 ret_uuid_bin[UUID_SIZE] = {0};
+
+	ut_assertok(uuid_str_to_le_bin(uuid_str, ret_uuid_bin));
+	ut_asserteq_mem(ref_uuid_bin, ret_uuid_bin, UUID_SIZE);
+
+	return 0;
+}
+
+LIB_TEST(lib_test_uuid_to_le, 0);