Listen to Hob y Deri Dando online. Hob y Deri Dando is a Welsh language song and is sung by Treorchy Male Voice Choir and John Haydn Davies. Hob y Deri Dando, from the album Welsh Male Voice Choir Tradition: Treorchy Male Voice Choir, was released in the year 2017. The duration of the song is 1:30. Download Welsh songs online from JioSaavn.