Pick a letter from the alphabet, and then make a list of all the boy (or girl), (or both) names, that you can think of, which start with that letter.
"I"
Boys
Ian
Ibrahim
Ignazio
Ike
Immanuel
Ingmar
Ioan
Ira
Irvin
Irving
Irwin
Isaac
Isaiah
Ivan
Girls
Ianthe
Ida
Idelle
Ilana
Ilene
Ilsa
Iman
Imelda
Imogene
Ima
India
Indira
Inga
Ingrid
Iolanthe
Irma
Isabelle
Isadora
Ivanna
Ivy