Thomas Milligan

Thomas "Tom" Milligan MD was a paediatrician who worked for the NHS in 2008. Following an adventure with his counterpart in an alternate timeline, Martha Jones entered a romantic relationship with him. However, despite getting engaged, the pair ultimately broke up.

Biography
Tom worked as a paediatrician with the NHS.

After 's paradox machine was destroyed, undoing the Year That Never Was and reversing time back to 2008, Martha Jones phoned him and then hung up, reassured that he was alive. (TV: Last of the Time Lords)

When Martha was working for UNIT, and seconded to Torchwood Three as a medical officer, she mentioned to the flirtatious Owen that she had a serious boyfriend who had once saved her life. (TV: Reset)

Martha later got engaged to Tom, who was working in Africa. (TV: The Sontaran Stratagem) Ultimately, however, Martha broke up with him (AUDIO: Dissected) and married Mickey Smith. (TV: The End of Time)