Ii or ii can refer to:* John Īī, Hawaiian noble Invariant chain Yi language (ISO 639 alpha-2, ii) ii (or II) Roman number for the number 2 ii an IRC client Ii, a municipality of Finland; Ii's a Japanese surname, 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 Guard… (More on Ii)