Is a young boy, born to his father's second wife who is Sunni, still considered a Sayyed if his father is a Sayyed, despite believing he is not due to his mother's Sunni background?

FatherWifeSunniSayyid
Is a young boy, born to his father's second wife who is Sunni, still considered a Sayyed if his father is a Sayyed, despite believing he is not due to his mother's Sunni background?
Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 1 day ago

If his father is a Sayyed, he will be a Sayyed as well just like his father.

Wassalam.