* The name is slightly incorrect: There might be a similar name, or a middle name that makes the search difficult.
* It's a lesser-known piece: It could be a local or amateur composition, not widely cataloged.
* It's a misattribution: The piece might actually be by someone else.
To find the composer, you might need more information:
* Any other details about the piece: Is it a song, instrumental piece, choral work? What style is it?
* Any other clues: Did you hear it at a specific event? Do you know anyone who knows the piece?
With more context, we might be able to track down the composer.