One was a Yale sophomore, an earnest fellow from Pocatello, Idaho.

He appeared to be an earnest fellow, about forty, nice smile, as opposed to most of the mug shots in the Attorney Section.

The hilarity came from a 1949 promotional film in which an impossibly earnest fellow was extolling the virtues of this new way to listen to music.

'He says you are a very earnest fellow.'

My lord may well call me an earnest fellow.

This was a very decent, earnest fellow, a defender of parks.

But he still conveys the impression of an earnest fellow trying to be the class valedictorian, as he once was described.

Then the flash was gone and the man in the tweed jacket was once more just an earnest young fellow who had followed his conscience to hell.

You seemed like an earnest fellow.

He's always got a tongue in his cheek, but because he's such an earnest fellow himself, it always comes out without air quotes.