array-merge.php

<?php

$array_name[0] = 'Keith Pelczarski';
$array_name[1] = 'Heather Harding';

$array_bio[0] = 'keith bio';
$array_bio[1] = 'heather bio';

$array_photo[0] = 'url/to/imag.jpg';

$array_key[0] = '6f5d82cff2fc45339bc54ec61f9e74fb';
$array_key[0] = '';


$records = array();

foreach($array_name as $k => $v){
  $records[$k]['name'] = $v;
  $records[$k]['bio'] = @$array_bio[$k];
  $records[$k]['photo'] = @$array_photo[$k];
  //...
}

echo '<pre>'.print_r($records, true).'</pre>';

Hey, I know Heather! Really.