Lady M is a super-yacht launched on 13 May 2013 at the American Palmer Johnson shipyard in Sturgeon Bay, Wisconsin and delivered later that year. She was built as Project Stimulus. The interior and exterior of Lady M were designed by Nuvolari & Lenard. She is currently not for charter.
The length of the yacht is and the beam is . The draught of Lady M is . Both the materials of the hull and the superstructure are made out of aluminium with teak laid decks. The yacht is Lloyd's registered, issued by Cayman Islands. The ship has a 2534nm range, a pool and can accommodate 12 guests with a crew of 14 people and 6 cabins (1 master, 1 VIP, 2 doubles and 2 twins) and is MCA LY2 compliant.
The main engines are two MTU 16V 4000 M93L with a combined power of . Lady M can reach a maximum speed of with regular cruising speed at 24 knots.
Owned by Russian oligarch Alexey Mordashov, Lady M was seized by Italian police due to the EU's sanctions imposed on a number of Russian businessmen as a consequence of the 2022 Russian invasion of Ukraine.