Arild Staffan Möller (born 26 March 1955), known professionally as Ale Möller, is a Swedish musician and composer.
He was born and grew up in Scania in southern Sweden and started in music as a jazz trumpeter. He lived for a while in Greece where he learned to play the bouzouki and played with composer Mikis Theodorakis. Möller has been a member of Frifot, Stockholm Folk Big Band, Enteli, Filarfolket, Ale Möller's Lyckliga Enmansorkester, and Neo Minore. He has worked with Aly Bain, Bruce Molsky, Robin Williamson, Gunnar Stubseid, Lena Willemark, Per Gudmundson, Jonas Knutsson, Sten Källman, and Thomas Ringdahl.
He plays traditional Scandinavian music. He is also a notable proponent of world music, combining Swedish folk traditions with those of Shetland, Greece, India, and West Africa. He plays bouzouki, mandola, accordion, flute, shawm, dulcimer, harp, and harmonica. His mandola is adapted to include extra frets.