diff --git a/circ/circulation.pl b/circ/circulation.pl
index e7732bfdc7..376f12ef89 100755
--- a/circ/circulation.pl
+++ b/circ/circulation.pl
@@ -713,12 +713,20 @@ my $view =
 
 my @relatives;
 if ($patron) {
-    if ( my @guarantors = $patron->guarantor_relationships()->guarantors->as_list ) {
+    my @guarantors = $patron->guarantor_relationships()->guarantors->as_list;
+    if ( scalar @guarantors ) {
         push( @relatives, $_->id ) for @guarantors;
         push( @relatives, $_->id ) for $patron->siblings->as_list;
     } else {
         push( @relatives, $_->id ) for $patron->guarantee_relationships()->guarantees->as_list;
     }
+    if (    C4::Context->preference('ChildNeedsGuarantor')
+        and ( $patron->is_child or $patron->category->can_be_guarantee )
+        and $patron->contactname eq ""
+        and !@guarantors )
+    {
+        $template->param( missing_guarantor => 1 );
+    }
 }
 my $relatives_issues_count =
     Koha::Database->new()->schema()->resultset('Issue')->count( { borrowernumber => \@relatives } );
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/circ/circulation.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/circ/circulation.tt
index bc64754edb..87dbcd360e 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/circ/circulation.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/circ/circulation.tt
@@ -96,6 +96,9 @@
                     [% IF alert.RETURNED_FROM_ANOTHER %]
                         <div class="alert alert-warning">Item was checked out to [% INCLUDE 'patron-title.inc' patron = alert.RETURNED_FROM_ANOTHER.patron %] and was returned automatically.</div>
                     [% END %]
+                    [% IF missing_guarantor %]
+                        <div class="alert alert-warning">System preference 'ChildNeedsGuarantor' is enabled and this patron does not have a guarantor.</div>
+                    [% END %]
 
                     [% IF alert.BOOKED %]
                         <div class="alert alert-warning">Item is booked by this user</div>
diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/members/moremember.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/members/moremember.tt
index f72f254ea4..8065bc6fb1 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/members/moremember.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/members/moremember.tt
@@ -61,6 +61,9 @@
 
                     [% IF ( error ) %]
                         <div class="alert alert-warning">
+                            [% IF missing_guarantor %]
+                                <div class="alert alert-warning">System preference 'ChildNeedsGuarantor' is enabled and this patron does not have a guarantor.</div>
+                            [% END %]
                             [% IF ( error == 'CANT_DELETE_STAFF' ) %]
                                 <h3>Unable to delete staff user</h3>
                                 <p>Insufficient privileges.</p>
diff --git a/members/moremember.pl b/members/moremember.pl
index 773bc4190d..cfd91802be 100755
--- a/members/moremember.pl
+++ b/members/moremember.pl
@@ -74,7 +74,8 @@ my $patron         = Koha::Patrons->find( $borrowernumber );
 my $logged_in_user = Koha::Patrons->find( $loggedinuser );
 output_and_exit_if_error( $input, $cookie, $template, { module => 'members', logged_in_user => $logged_in_user, current_patron => $patron } );
 
-my $category_type = $patron->category->category_type;
+my $category      = $patron->category;
+my $category_type = $category->category_type;
 
 if ( $patron->borrowernumber eq C4::Context->preference("AnonymousPatron") ) {
     $template->param( is_anonymous => 1 );
@@ -117,6 +118,13 @@ $template->param(
     guarantor_relationships => $guarantor_relationships,
     guarantees              => \@guarantees,
 );
+if (    C4::Context->preference('ChildNeedsGuarantor')
+    and ( $patron->is_child or $category->can_be_guarantee )
+    and $patron->contactname eq ""
+    and !@guarantors )
+{
+    $template->param( missing_guarantor => 1 );
+}
 
 my $relatives_issues_count =
     Koha::Checkouts->count({ borrowernumber => \@relatives });