$db = new mysqli('localhost','root','','dbname');

$db->query("SET NAMES utf8");



$ismFamiliya = $db->quer("SELECT `ism`,`familiya`, `otchestvo` from `jadval_nomi`")or die($db->error);

while($r = $ismFamiliya->fetch_array()){

echo $r['familiya']." ".substr($r['ism'],0,1).".".substr($r['otchestvo'],0,1)."<br>";

}