Sylvanus "Quicksilver" Okpala (born 5 September 1961) is a retired Nigerian football midfielder.
Okpala played club football for Enugu Rangers, C.S. MarÃÂtimo and C.D. Nacional in the Portuguese Liga.
Okpala played for the Nigeria national football team at the 1980 and 1988 Summer Olympics. He also played for the squad that won the 1980 African Cup of Nations.
On 8 November 2011, Sylvanus became assistant manager of Nigeria National Team. http://allafrica.com/stories/201111080605.html and was part of the coaching crew that led Nigeria to win the 2013 Africa Cup of Nations (AFCON) title.