Anna was the oldest daughter of Sgt. John H. Martus and Rosanna Cecilia Decker Martus. Her siblings were Catherine Martus born in 1850 in Rhode Island; Charles F. Martus born in 1853 in Rhode Island and died in Minnesota; Rosanna J. Martus born in 1859 in Minnesota; George Washington Martus born May 1861 in Washington, DC and died June 1940 in Savannah; Mary Alfreta Martus born Aug 1866 in Savannah and married Thomas Brennan in 1891, she died in 1937; and Florence Margaret Martus, better known as, "The Waving Girl of Savannah". Anna married Whitney E. Milward in 1872. Their children were John Martus Milward born Oct 1873 in NY; Ida W. Milward born Feb 1877 in Philadelphia; Charles Vernon Milward bornin Feb 1879 in Philadelphia; and George Percey Milward born Feb 1882 in Philadelphia.