|Shipyard||Vulcan, Hamburg (Werk 47)|
|Launched||28 May 1915|
|Commissioned||1 Jun 1915|
|Successes||22 ships sunk with a total of 30,592 tons.|
2 ships damaged with a total of 1,909 tons. (View ships hit by UC 3)
|Fate||27 May 1916 - Mined north of Zeebrugge at 51°36’N, 3°08’E. 18 dead (all hands lost).|
Lost while homebound on a minefield laid by the Royal Navy while UC 3 was out on patrol.