Go to the namerater in Lavender Town or rename it right after you catch it.
You can rename a pokemon by going to the Name rater
There is a building next to the POKeMART in Eterna City. Talk to the old man at the table in there and he'll rate your nickname and/or let you name or rename it.
There is a name rater in Castelia city.
you go two the name rater in the town where the Pokemon tower is
Go into your computer to Bill's PC, and then to "Move Pokemon". When you click on the box, one of the options should be to rename it.
lavender town I'm pretty sure
You can rename a pokemon by going to the Name rater
You should be able to rename a Pokemon any number of times in the game.
In slateport city there is a name rater who can rename your Pokemon remember Pokemon traded to you can't be renamed.
Oh, dude, renaming Pokemon in FireRed is like a walk in the park. You just gotta go to the Name Rater in Lavender Town, like, he's the guy who's all about changing names. Just talk to him, select the Pokemon whose name you wanna change, and boom, you can give your Pikachu a new identity. It's like giving your pet a cool new nickname, but way more digital.
In Eterna city where the second (grass type) gym is, go into the apartment block and on one of the floors there is an old man who will rename your Pokemon. He will not rename Pokemon that you got in a trade though.
The Name Rater will rename any of YOUR Pokemon. If you own a Pokemon that originally belonged to someone else (Like the Machop you trade for in Goldenrod), then he wont rename it.
no.
you can't
lavender town
In Eterna City, (the town with the second gym) beside the Pokemon shop, there is a building, go in and talk to the old looking man, then he will let you rename your Pokemon.
Just go to Exploration Record on the main menu and select Rename Team.