Ii

Ii can refer to:
* John Īokinaī, Hawaiian noble
* Invariant chain [ [http://www.cryst.bbk.ac.uk/pps97/assignments/projects/coadwell/007.htm School of Crystallography] The Invariant chain]
* Yi language (ISO 639 alpha-2, ii)
* ii the IRC Client
* Ii, a municipality of Finland;
* a surname in Japan, daimyo of Hikone
* ii, inc., an American Internet development company;
* iiNet, a major Australian Internet service provider trading as simply "ii";
* Illegal immigrant (especially in Hong Kong vernacular)
* ii, Lowercase II (2) in Roman numerals
* Ii Naomasa - one of four Guardians of the Tokugawa
* Ii clan - Japanese clan (Sengoku period)

References