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In the world, I. (I.
, И.
, Иванович
, among others...) is a common unisex forename. The first name I. is characteristic of Indonesia, where it is quite a rare unisex name, Bulgaria, and Latvia. Measured by absolute frequency, it most frequently occurs in Indonesia, China, and Bulgaria. Likewise, I. is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| I. | Spain, Taiwan, Indonesia, China, Romania |
| И. | Kazakhstan, Serbia, Russia, Bulgaria, Belarus |
| Иванович | Kazakhstan, Russia, Bulgaria, Moldova, Belarus |
| أولا | Egypt, Sudan, Libya, Algeria, Morocco |
| آي | Iran |
I. is also a name for the fictitious and mythical characters: I. P. Freely , the prank call alter ego used by Bart Simpson in the 1990 The Simpsons episode Homer's Odyssey (S1, E3) and Ola Halvorsen , the fictional character from the television series Førstegangstjenesten.