$uyeler=mysql_query("SELECT * FROM uyeler");

while($sayy=mysql_fetch_array($uyeler)){

$yorum=mysql_query("SELECT * FROM yorumlar where kuladi='$sayy[kuladi]' order by asc");

$say=mysql_num_rows($yorum);
$kull[$sayy[kuladi]]=$say;
}
unset($kull);
foreach ($kull as $kulla => $vl){
echo $kulla.$vl."<br />";
}