Longest career as a live action Marvel superhero
Who
Patrick Stewart, Hugh Jackman
What
16:232 year(s):day(s)
Where
United Kingdom ()
When

The longest career as a live action Marvel superhero is 16 years 232 days, achieved by Hugh Jackman (Australia) and Patrick Stewart (UK), as of 3 March 2017.

Both actors made their first appearance in 'X-Men' (2000) and most recent appearance in 'Logan' (2017).