woocommerce_delete_order action-hook . WC 1.0

Usage

add_action( 'woocommerce_delete_order', 'action_function_name_1122' );
function action_function_name_1122( $id ){
	// action...
}

$id

-

Where the hook is called

do_action( 'woocommerce_delete_order', $id );

Where in WP core the hook is used WooCommerce