Riazuddin (15 December 1958 – 11 June 2019) was a Pakistani cricket umpire.
[2] He was one of the on-field umpires in the final of the 2010–11 Quaid-e-Azam Trophy.
[3] Riazuddin officiated in 310 first-class matches, a Pakistan record.
[4] He also stood in women's cricket, the 2017–18 Bangladesh Premier League, five Quaid-e-Azam Trophy finals, and two Patron's Trophy finals.
[5] In addition to umpiring, Riazuddin played club cricket as a right-handed batsman and off-break bowler, served as CEO of Al-Imran Cricket Club in Karachi, and retired from the Pakistan National Shipping Corporation shortly before his death.