Emma, Lady Barrett-Lennard (1832 – 8 June 1916) was a British songwriter and novelist.

She was born Emma Wood in 1832, the daughter of the Rev.

Her siblings included Katharine O'Shea, Field Marshal Sir Henry Evelyn Wood, and novelist Anna Caroline Steele.

In 1853, she married Sir Thomas Barrett-Lennard, 2nd Baronet.

"Plymouth Hoe" and the patriotic song "Canadian Guns" were her two most famous works.