The disclosure relates to a new and distinct variety of lettuce variety NUN 06147 LTL as well as seeds and plants and heads or leaves thereof. NUN 06147 LTL is a Romaine short day variety comprising resistance Downy Mildew (Bremia lactucae) isolates B1:16-35 EU, Nasonovia ribisnigri Biotype Nr:0, and Lettuce Necrotic Spot Virus (LNSV).