The most common and most likely answer to this crossword clue is the 6 plus 7 letter word MIDDLE EASTERN
M
I
D
D
L
E
E
A
S
T
E
R
N
More clues leading to the result MIDDLE EASTERN
Buddy explains!

The straight part
We know that "From Turkey to Iran, maybe" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case from turkey to iran, maybe = middle eastern.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.