His father, Vic, competed in grass track racing on weekends whilst working for GEC as an electrical engineer.[1] He is the father of Dan Martin, and related by marriage to Stephen Roche and Nicolas Roche, all fellow racing cyclists.[5] Martin joined the new SEG Racing team in 2015 as a directeur sportif.[6] He moved across to An Post–Chain Reaction in 2016 to take up the same role, staying with the team in 2017.[7]