diff --git a/test/utils/ktesting/tcontext.go b/test/utils/ktesting/tcontext.go
index 11e6f93eb4b..8bc639c5af7 100644
--- a/test/utils/ktesting/tcontext.go
+++ b/test/utils/ktesting/tcontext.go
@@ -392,6 +392,9 @@ type TC struct {
 	dynamic       dynamic.Interface
 	apiextensions apiextensions.Interface
 
+	// for WithNamespace
+	namespace string
+
 	// capture, if non-nil, changes Error/Errorf/Fatal/Fatalf/Fail/FailNow so
 	// that they intercept the problem and convert to errors. Log messages
 	// are passed through.
@@ -598,3 +601,20 @@ func (tc *TC) Require(actual interface{}, extra ...interface{}) gomega.Assertion
 func (tc *TC) Assert(actual interface{}, extra ...interface{}) gomega.Assertion {
 	return gomegaAssertion(tc, false, actual, extra...)
 }
+
+// WithNamespace creates a new context with a Kubernetes namespace name for retrieval through [Namespace].
+func (tc *TC) WithNamespace(namespace string) TContext {
+	tc = tc.clone()
+	tc.namespace = namespace
+	return tc
+}
+
+// Namespace returns the Kubernetes namespace name that was set previously
+// through WithNamespace and the empty string if none is available.
+//
+// This namespace is the one to be used by tests which need to create namespace-scoped
+// objects. The name is guaranteed to be unique for the test context, so tests running
+// in parallel need to be set up so that each test has its own namespace.
+func (tc *TC) Namespace() string {
+	return tc.namespace
+}
diff --git a/test/utils/ktesting/tcontext_test.go b/test/utils/ktesting/tcontext_test.go
index 09ca8b49696..dc5f969cc7d 100644
--- a/test/utils/ktesting/tcontext_test.go
+++ b/test/utils/ktesting/tcontext_test.go
@@ -20,6 +20,7 @@ import (
 	"sync"
 	"testing"
 
+	"github.com/onsi/gomega"
 	"github.com/stretchr/testify/assert"
 
 	apiextensions "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
@@ -128,3 +129,10 @@ func TestRun(t *testing.T) {
 		t.Errorf("parent TContext should not have been cancelled: %v", err)
 	}
 }
+
+func TestWithNamespace(t *testing.T) {
+	tCtx := ktesting.Init(t)
+	namespace := "foo"
+	tCtxWithNamespace := tCtx.WithNamespace(namespace)
+	tCtx.Expect(tCtxWithNamespace.Namespace()).To(gomega.Equal(namespace))
+}