diff --git a/aws/resource_aws_secretsmanager_secret.go b/aws/resource_aws_secretsmanager_secret.go
index 064402ad42d..edb12687036 100644
--- a/aws/resource_aws_secretsmanager_secret.go
+++ b/aws/resource_aws_secretsmanager_secret.go
@@ -42,6 +42,7 @@ func resourceAwsSecretsManagerSecret() *schema.Resource {
 				Computed:      true,
 				ForceNew:      true,
 				ConflictsWith: []string{"name_prefix"},
+				ValidateFunc:  validateSecretManagerSecretName,
 			},
 			"name_prefix": {
 				Type:          schema.TypeString,
@@ -49,6 +50,7 @@ func resourceAwsSecretsManagerSecret() *schema.Resource {
 				Computed:      true,
 				ForceNew:      true,
 				ConflictsWith: []string{"name"},
+				ValidateFunc:  validateSecretManagerSecretNamePrefix,
 			},
 			"policy": {
 				Type:             schema.TypeString,
diff --git a/aws/validators.go b/aws/validators.go
index 7e8ec79e515..4a4da445d70 100644
--- a/aws/validators.go
+++ b/aws/validators.go
@@ -2014,6 +2014,19 @@ func validateLbTargetGroupName(v interface{}, k string) (ws []string, errors []e
 	return
 }
 
+func validateSecretManagerSecretName(v interface{}, k string) (ws []string, errors []error) {
+	value := v.(string)
+	if !regexp.MustCompile(`^[0-9A-Za-z/_+=.@-]+$`).MatchString(value) {
+		errors = append(errors, fmt.Errorf(
+			"only alphanumeric characters and /_+=.@- special characters are allowed in %q", k))
+	}
+	if len(value) > 512 {
+		errors = append(errors, fmt.Errorf(
+			"%q cannot be greater than 512 characters", k))
+	}
+	return
+}
+
 func validateLbTargetGroupNamePrefix(v interface{}, k string) (ws []string, errors []error) {
 	value := v.(string)
 	prefixMaxLength := 32 - resource.UniqueIDSuffixLength
@@ -2031,3 +2044,17 @@ func validateLbTargetGroupNamePrefix(v interface{}, k string) (ws []string, erro
 	}
 	return
 }
+
+func validateSecretManagerSecretNamePrefix(v interface{}, k string) (ws []string, errors []error) {
+	value := v.(string)
+	if !regexp.MustCompile(`^[0-9A-Za-z/_+=.@-]+$`).MatchString(value) {
+		errors = append(errors, fmt.Errorf(
+			"only alphanumeric characters and /_+=.@- special characters are allowed in %q", k))
+	}
+	prefixMaxLength := 512 - resource.UniqueIDSuffixLength
+	if len(value) > prefixMaxLength {
+		errors = append(errors, fmt.Errorf(
+			"%q cannot be greater than %d characters", k, prefixMaxLength))
+	}
+	return
+}
diff --git a/aws/validators_test.go b/aws/validators_test.go
index cafbef52bec..fe0e73073e0 100644
--- a/aws/validators_test.go
+++ b/aws/validators_test.go
@@ -2890,7 +2890,6 @@ func TestValidateLbTargetGroupName(t *testing.T) {
 			ErrCount: 1,
 		},
 	}
-
 	for _, tc := range cases {
 		_, errors := validateLbTargetGroupName(tc.Value, "aws_lb_target_group")
 		if len(errors) != tc.ErrCount {
@@ -2917,7 +2916,6 @@ func TestValidateLbTargetGroupNamePrefix(t *testing.T) {
 			ErrCount: 1,
 		},
 	}
-
 	for _, tc := range cases {
 		_, errors := validateLbTargetGroupNamePrefix(tc.Value, "aws_lb_target_group")
 		if len(errors) != tc.ErrCount {
@@ -2925,3 +2923,55 @@ func TestValidateLbTargetGroupNamePrefix(t *testing.T) {
 		}
 	}
 }
+
+func TestValidateSecretManagerSecretName(t *testing.T) {
+	cases := []struct {
+		Value    string
+		ErrCount int
+	}{
+		{
+			Value:    "testing123!",
+			ErrCount: 1,
+		},
+		{
+			Value:    "testing 123",
+			ErrCount: 1,
+		},
+		{
+			Value:    randomString(513),
+			ErrCount: 1,
+		},
+	}
+	for _, tc := range cases {
+		_, errors := validateSecretManagerSecretName(tc.Value, "aws_secretsmanager_secret")
+		if len(errors) != tc.ErrCount {
+			t.Fatalf("Expected the AWS Secretsmanager Secret Name to not trigger a validation error for %q", tc.Value)
+		}
+	}
+}
+
+func TestValidateSecretManagerSecretNamePrefix(t *testing.T) {
+	cases := []struct {
+		Value    string
+		ErrCount int
+	}{
+		{
+			Value:    "testing123!",
+			ErrCount: 1,
+		},
+		{
+			Value:    "testing 123",
+			ErrCount: 1,
+		},
+		{
+			Value:    randomString(512),
+			ErrCount: 1,
+		},
+	}
+	for _, tc := range cases {
+		_, errors := validateSecretManagerSecretNamePrefix(tc.Value, "aws_secretsmanager_secret")
+		if len(errors) != tc.ErrCount {
+			t.Fatalf("Expected the AWS Secretsmanager Secret Name to not trigger a validation error for %q", tc.Value)
+		}
+	}
+}