| Author | Titles | | 1.
| Ionescu, Stefano | 1 | | 2.
| Ionescu-Sisesti, G. | 1 | | 3.
| Iong, Grace Lei Iek | 1 | | 4.
| Ionina-Golembiovskaya, Victoria | 1 | | 5.
| Ions, Veronica | 5 | | 6.
| Iordan, Iorgu, 1888-1986 | 3 | | 7.
| Iorga, Nicolae, 1871-1940 | 5 | | 8.
| Iorga, Nicolai, 1871-1940 | 0 | | 9.
| Author is: Iorga, Nicolae, 1871-1940 | 5 | | 10.
| Iorio, Adrian J. | 1 | | 11.
| Iorio, Juliana | 2 |
|
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