- Lou, Paige Olsen
- 68 centimetre(s)
- United States (Milwaukie)
The longest ears on a living dog are 68 cm (26.77 in), with both the left and right ears measuring 34 cm (13.38), and was achieved by Lou and owner Paige Olsen (both USA) in Milwaukie, Oregon, USA, as verified on 30 July 2020
Lou is a black and tan Coonhound and related to the previous record holder.