diff --git a/pkg/apis/pipeline/v1alpha1/condition_validation.go b/pkg/apis/pipeline/v1alpha1/condition_validation.go
index 008d99e783d..dbafbba3a61 100644
--- a/pkg/apis/pipeline/v1alpha1/condition_validation.go
+++ b/pkg/apis/pipeline/v1alpha1/condition_validation.go
@@ -18,9 +18,11 @@ package v1alpha1
 
 import (
 	"context"
+	"fmt"
 
 	"github.com/tektoncd/pipeline/pkg/apis/validate"
 	"k8s.io/apimachinery/pkg/api/equality"
+	"k8s.io/apimachinery/pkg/util/validation"
 	"knative.dev/pkg/apis"
 )
 
@@ -38,6 +40,15 @@ func (cs *ConditionSpec) Validate(ctx context.Context) *apis.FieldError {
 		return apis.ErrMissingField(apis.CurrentField)
 	}
 
+	// Validate condition check name
+	if errs := validation.IsDNS1123Label(cs.Check.Name); cs.Check.Name != "" && len(errs) > 0 {
+		return &apis.FieldError{
+			Message: fmt.Sprintf("invalid value %q", cs.Check.Name),
+			Paths:   []string{"Check.name"},
+			Details: "Condition check name must be a valid DNS Label, For more info refer to https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names",
+		}
+	}
+
 	if err := validateSteps([]Step{cs.Check}).ViaField("Check"); err != nil {
 		return err
 	}
diff --git a/pkg/apis/pipeline/v1alpha1/condition_validation_test.go b/pkg/apis/pipeline/v1alpha1/condition_validation_test.go
index 16ff633bed9..b875b5fab2e 100644
--- a/pkg/apis/pipeline/v1alpha1/condition_validation_test.go
+++ b/pkg/apis/pipeline/v1alpha1/condition_validation_test.go
@@ -22,10 +22,9 @@ import (
 
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
-	"knative.dev/pkg/apis"
-
 	"github.com/tektoncd/pipeline/pkg/apis/pipeline/v1alpha1"
 	tb "github.com/tektoncd/pipeline/test/builder"
+	"knative.dev/pkg/apis"
 )
 
 func TestCondition_Validate(t *testing.T) {
@@ -72,6 +71,18 @@ func TestCondition_Invalidate(t *testing.T) {
 			Message: "step 0 script cannot be used with command",
 			Paths:   []string{"Spec.Check.script"},
 		},
+	}, {
+		name: "condition with invalid check name",
+		cond: tb.Condition("cond",
+			tb.ConditionSpec(
+				tb.ConditionSpecCheck("Cname", "image", tb.Command("exit 0")),
+				tb.ConditionSpecCheckScript("echo foo"),
+			)),
+		expectedError: apis.FieldError{
+			Message: "invalid value \"Cname\"",
+			Paths:   []string{"Spec.Check.name"},
+			Details: "Condition check name must be a valid DNS Label, For more info refer to https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names",
+		},
 	}}
 
 	for _, tc := range tcs {