"Holla" is my Last name.
My last name is my family name.
It represents the family tree, called gOthra.
All those who has last name as Holla belongs to Angeerasa gOthra.
(Please refer to the
Indian Language transliteration scheme.
to find out the pronounciation of these words.)
Holla doesn't have any meaning(as far as I know;-)).
How I got my last name ? To find out,
Please have a look at V. Lakshmanan's discussion on Indian last names.