Sir Andrew Snape Hammond was a merchant vessel launched at Calcutta in 1802.

[5][6] Udny (or Adny) was carrying a cargo of saltpeter, wine, grain, and 5,625 sacks of rice.

[1][4] Lloyd's List reported on 17 December 1824 that Udney, Holden, master, had been sighted off Île Bourbon on 29 May 1824 whilst on a voyage from Bengal to London.

[10] Actually, Udney, Houlding, master, had wrecked at Inhambane Bay, Mozambique, on her passage from Calcutta and Madras for London.

Sixty-five cases of cardamums and 235 bags of pepper were sold at Mozambique for the benefit of the underwriters.