Masud
Yes. Masud is an Arabic name with a classical root (s‑ʿ‑d) meaning 'fortunate' and is historically attested in Islamic sources and use.
No. Masud as a proper personal name does not occur in the Quran; it is however a legitimate Arabic Muslim name used historically.
Yes. Variants like Masud/Masood have historical and contemporary use among Bosnian and Somali Muslim communities.
Pronounced /masʕuːd/ (mas-‘ood), with the emphatic voiced pharyngeal consonant rendered by the ʿayn in transliteration.
There is no direct feminine form; related feminine names conveying felicity include Saida (سَعِيدة) but Masud is masculine.