Tony Mangan (born 20 April 1957 in Dublin) is an ultra distance runner from Ireland.

He completed on 27 October 2014 a 50,000 km (31,000 mi) distance running around the world for Aware,[1] a charity helping to defeat depression.

Mangan's completed a distance of approximately 50 000 km over a four-year period of near-continuous travel.

Mangan packs a tent, tarp, extra shoes, clothes and some food where most runners would sit an infant or toddler.

His 48-hour performance was broken in 2004 by another runner but Tony regained his status at the Longford marathon expo in 2008 when he ran the "greatest distance travelled on a treadmill in 48 hours, 405.22 km (251.79 mi)", result acknowledged by the Guinness World Records.