[2] Witherow was part of the Donegal senior set-up from the reign of Brian McIver onwards and lined out for them in the Dr McKenna Cup and National Football League.
[3] He was panel member when Donegal won the 2007 National Football League.
[4] He was also a panel member when Donegal won the 2012 All-Ireland Senior Football Championship.
[5] Witherow moved to New York in 2016 and took up work in a gym, having left the University of Limerick with a master's in sports performance and obtained a graduate visa.
[2] Donal Reid This Donegal Gaelic football biographical article is a stub.