Ludwig Karlsson (born 6 January 1991) is a Swedish former professional Ice Hockey Forward. He started his career with the Ottawa Senators for a year before being traded to the Dallas Stars. After 3 years of playing in the US, he signed with IK Pantern of the HockeyAllsvenskan (Allsv). Karlsson finished his career in the UK playing for MK Lightning of the UK EIHL.