Maybe I misunderstand you, but you seem to be making hard work of something quite simple?: 

pp \@aoa;;
[
  ["922337219576856 ", "rgiles   ", "5005444 ", "156 ", "pts/220 ", "9
+:00:44"],
  ["922337219576856 ", "mrandall ", "3309650 ", "35  ", "none    ", "9
+:10:44"],
  ["922337219576856 ", "mmartin  ", "4565899 ", "122 ", "pts/101 ", "9
+:15:44"],
  ["59761456123786  ", "rkelly   ", "5555555 ", "999 ", "pts/900 ", "9
+:00:00"],
  ["59761456123786  ", "mvick    ", "1234567 ", "886 ", "none    ", "9
+:20:00"],
  ["59761456123786  ", "jrussel  ", "7654321 ", "456 ", "tty/101 ", "1
+0:00:00"],
  ["86555522211     ", "cklien   ", "5151515 ", "000 ", "tty/100 ", "1
+0:00:00"],
  ["86555522211     ", "mmartin  ", "1234567 ", "987 ", "none    ", "1
+1:00:00"],
]

$excluded = 'mmartin';;

@new = grep $_->[1] !~ $excluded, @aoa;;

pp\@new;;
[
  ["922337219576856 ", "rgiles   ", "5005444 ", "156 ", "pts/220 ", "9
+:00:44"],
  ["922337219576856 ", "mrandall ", "3309650 ", "35  ", "none    ", "9
+:10:44"],
  ["59761456123786  ", "rkelly   ", "5555555 ", "999 ", "pts/900 ", "9
+:00:00"],
  ["59761456123786  ", "mvick    ", "1234567 ", "886 ", "none    ", "9
+:20:00"],
  ["59761456123786  ", "jrussel  ", "7654321 ", "456 ", "tty/101 ", "1
+0:00:00"],
  ["86555522211     ", "cklien   ", "5151515 ", "000 ", "tty/100 ", "1
+0:00:00"],
]

[download]
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re: Help to assign a 2D-Array to another while excluding specific rows. by BrowserUk
in thread Help to assign a 2D-Array to another while excluding specific rows. by mmartin

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.