I'm not sure what you mean by online character.
You need to invent your own names - writers who copy ideas from other people end up in trouble for plagiarism! If you copy someone's names or ideas, then when you publish your story, they could claim you stole those from them and sue you for part of your money.
I use online name generators for the names of my secondary characters - the main characters, I take my time and choose special names from baby name books!
Click on the LINKS for character name generator websites!
"Good" is subjective. If you're having trouble finding names, a random name generator can help you out. See the links below.
A name that stands out, get up some name listings online if you must, and choose the least common name, commonly whatever names seem to fit the character's personality will do fine.
Here are some links - these are random character name generators, and they're great!
Some good side character names that can add depth and richness to a story include: Aurora Jasper Seraphina Atticus Isadora Felix Lila Thaddeus Genevieve Cassius
I mean mr. poopybutthole goes so the sky's the limit.
You need to learn how to come up with your own names if you're going to be a writer! I use a baby name book for my main characters, and a name generating website for secondary ones. Here's a link.
Here's a link to a good character name generating website for you. Writers must choose their own character names, not use what some anonymous person on the internet tells them to do.
Here's a link to a good online name generator!
Here's a link to a good name generating website - you'll have to learn how to invent your own character names if you're going to be a writer!
You must think of your own character names if you want to be a writer. Here's a good name generator website to help get you started.
Here is a link to a good character name generating website and one to show you how writers come up with their character names.
HERE is a good name-generating website to help you get started. If you're going to write, you need to learn how to invent your own character names. There is also a good suggestion list in THIS question.