diff --git a/src/corelib/plugin/quuid.cpp b/src/corelib/plugin/quuid.cpp
index f23ec5d75c..72f662dc1e 100644
--- a/src/corelib/plugin/quuid.cpp
+++ b/src/corelib/plugin/quuid.cpp
@@ -846,6 +846,34 @@ bool QUuid::operator>(const QUuid &other) const Q_DECL_NOTHROW
     return other < *this;
 }
 
+/*!
+    \fn bool operator<=(const QUuid &lhs, const QUuid &rhs)
+    \relates QUuid
+    \since 5.5
+
+    Returns \c true if \a lhs has the same \l{Variant field}
+    {variant field} as \a rhs and is lexicographically
+    \e{not after} \a rhs. If \a rhs has a
+    different variant field, the return value is determined by
+    comparing the two \l{QUuid::Variant} {variants}.
+
+    \sa variant()
+*/
+
+/*!
+    \fn bool operator>=(const QUuid &lhs, const QUuid &rhs)
+    \relates QUuid
+    \since 5.5
+
+    Returns \c true if \a lhs has the same \l{Variant field}
+    {variant field} as \a rhs and is lexicographically
+    \e{not before} \a rhs. If \a rhs has a
+    different variant field, the return value is determined by
+    comparing the two \l{QUuid::Variant} {variants}.
+
+    \sa variant()
+*/
+
 /*!
     \fn QUuid QUuid::createUuid()
 
diff --git a/src/corelib/plugin/quuid.h b/src/corelib/plugin/quuid.h
index 38f3bdfb8b..f004cba77e 100644
--- a/src/corelib/plugin/quuid.h
+++ b/src/corelib/plugin/quuid.h
@@ -214,6 +214,11 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QUuid &);
 
 Q_CORE_EXPORT uint qHash(const QUuid &uuid, uint seed = 0) Q_DECL_NOTHROW;
 
+inline bool operator<=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW
+{ return !(rhs < lhs); }
+inline bool operator>=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW
+{ return !(lhs < rhs); }
+
 QT_END_NAMESPACE
 
 #endif // QUUID_H
diff --git a/tests/auto/corelib/plugin/quuid/tst_quuid.cpp b/tests/auto/corelib/plugin/quuid/tst_quuid.cpp
index 8f37b265f6..f31aed6976 100644
--- a/tests/auto/corelib/plugin/quuid/tst_quuid.cpp
+++ b/tests/auto/corelib/plugin/quuid/tst_quuid.cpp
@@ -260,19 +260,33 @@ void tst_QUuid::generate()
 
 void tst_QUuid::less()
 {
-    QVERIFY( !(uuidA < uuidB) );
+    QVERIFY(  uuidB <  uuidA);
+    QVERIFY(  uuidB <= uuidA);
+    QVERIFY(!(uuidA <  uuidB) );
+    QVERIFY(!(uuidA <= uuidB));
 
     QUuid null_uuid;
     QVERIFY(null_uuid < uuidA); // Null uuid is always less than a valid one
+    QVERIFY(null_uuid <= uuidA);
+
+    QVERIFY(null_uuid <= null_uuid);
+    QVERIFY(uuidA <= uuidA);
 }
 
 
 void tst_QUuid::more()
 {
-    QVERIFY( uuidA > uuidB );
+    QVERIFY(  uuidA >  uuidB);
+    QVERIFY(  uuidA >= uuidB);
+    QVERIFY(!(uuidB >  uuidA));
+    QVERIFY(!(uuidB >= uuidA));
 
     QUuid null_uuid;
-    QVERIFY( !(null_uuid > uuidA) ); // Null uuid is always less than a valid one
+    QVERIFY(!(null_uuid >  uuidA)); // Null uuid is always less than a valid one
+    QVERIFY(!(null_uuid >= uuidA));
+
+    QVERIFY(null_uuid >= null_uuid);
+    QVERIFY(uuidA >= uuidA);
 }