a - Anantakrishnapuram, the native village of my ancestors for generations.
n - Narayanachari, my great grandfather( dad of my grandpa through father's side)
s - Srinivasaraghavan, my dearest grandpa( dad of my dad)
ram - my name

Thus the username ansram. When signing up for a hotmail( and yahoo) id several years ago, I could not get any name of my choice and had to find a name using some parameters unique to me and I had to comeup with the above strategy.