Siti Mariah binti Mahmud (Jawi: سيتي مارية بنت محمود; born 14 February 1958) is a Malaysian politician, physician and lecturer who served as Member of the Selangor State Executive Council (EXCO) in the Pakatan Harapan (PH) state administration under Menteris Besar Azmin Ali and Amirudin Shari, Member of the Selangor State Legislative Assembly (MLA) for Seri Serdang from May 2018 to August 2023 as well as the Member of Parliament (MP) for Kota Raja from March 2008 to May 2018.
She contested and won the Selangor State Legislative Assembly constituency of Seri Serdang instead as AMANAH of PH candidate for the first time.
[4] Siti Mariah, who was a health executive councilor (exco) in Selangor, has expressed disagreement with the implementation of any vaccine mandate.
[5] Siti Mariah stirred up controversy when she suggested the use of Ivermectin, a drug generally authorized only for animals, to treat COVID-19.
She tweeted about a couple who had recovered from COVID-19 after taking Ivermectin and claimed that there were no side effects.