Panakkad Syed Hyderali Shihab Thangal or Hyder Ali AlHusseini Ba Alvi (15 June 1947 – 6 March 2022) was a sayyid (thangal) community leader and religious scholar from Kerala, southern India who was the Kerala State President and chairman, national political advisory committee, Indian Union Muslim League from 2009 to 2022.

[2][3] Hyderali Thangal was a member of the Pukkoya family of Panakkad (north Kerala).

[3] He led the Sunni Yuvajana Sangham (S. Y. S.), the youth wing of the Samastha Kerala Jamiyyathul Ulama, and later served the Malappuram District President, Indian Union Muslim League for around two decades.

[5] He was also the founding chancellor of Darul Huda Islamic University, Chemmad.

[8][3] Shashi Tharoor, the diplomat-turned-politician, described the Thangal as a "diminutive giant of Kerala politics" as he tweeted about his death.