It is narrated from Sayyidah Aishah (may Allah be pleased with her) that, concerning those who disliked marrying in Shawwal, she said: The Messenger of Allah (peace and blessings be upon him) married me in Shawwal, and I was also sent to him as a bride in Shawwal.
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 19375