The most common and most likely answer to this crossword clue is the 10 letter word STARVELING
I've seen this crossword clue in The Times
S
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More clues leading to the result STARVELING
- One of Quince's playmates realigns TV set
- Undernourished chap, very embarrassed at first, tucked into bird
- Oven's content fed to bird who'd appreciate it?
- Contents of oven fed to bird, a malnourished one
- Shakespeare’s tailor‘s grave isn’t left untidy
- One hungry celebrity covering up — not I
- Principal concealing institute’s missing bag of bones
- Rats falling over and concealing not one hungry person
- Girl set out with van, one that’s utterly empty
Buddy explains!

The straight part
We know that "who'd appreciate it" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case who'd appreciate it = starveling.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
Crossword Answer definitions
STARVELING noun- One who is thin from lack of food.
- Starving; suffering from starvation.
- Meagre; scanty.