Amasa is a masculine given name, and sometimes a middle name. Notable people with this name include:

As a given name edit

 
The death of the biblical figure Amasa
  • Amasa or Amessai, a commander and minor biblical figure mentioned in 2 Samuel
  • Amasa, son of Hadlai, another minor biblical figure during the reign of King Ahaz, mentioned in 2 Chronicles
  • Amasa Cobb (1823 – 1905), an American politician and judge in the Nebraska Supreme Court
  • Amasa Coleman Lee (1880 – 1962), an American newspaper editor, Alabama state politician, and lawyer
  • Amasa Converse (1795 – 1872), an American Presbyterian minister and newspaper editor
  • Amasa Dana (1792 – 1867), an American politician
  • Amasa Delano (1763 – 1823), an American mariner and author
  • Amasa E. Killam (1834 – 1922), a Canadian provincial politician from New Brunswick
  • Amasa Eaton (1841 – 1914), an American lawyer and Rhode Island state politician
  • Amasa Hewins (1795 – 1855), an American painter
  • Amasa Holcomb (1787 – 1875), an American astronomer
  • Amasa J. Parker Jr. (1843 – 1938), an American state politician from New York State and major general
  • Amasa J. Parker (1807 – 1890), an American attorney, politician, and judge
  • Amasa Learned (1750 – 1825), an American preacher, lawyer, and politician
  • Amasa Leland Stanford (1824 – 1893), an American businessman and California Republican Party politician
  • Amasa Lyman (1813 – 1877), an American and early leader of the Latter Day Saints
  • Amasa Nichols (1773 – 1849), an American industrialist
     
    Amasa Norcross in 1882
  • Amasa Norcross (1824 – 1898), an American politician
  • Amasa Sprague Jr. (1828 – 1902), an American businessman and politician
  • Amasa Sprague (1798 – 1843), an American businessman, politician, and murder victim
  • Amasa Stone Bishop (1921 – 1997), an American nuclear physicist
  • Amasa Stone (1818 – 1883), an American industrialist
  • Amasa Tracy (1829 – 1908), an American army officer
  • Amasa Walker (1799 – 1875), an American economist and U.S. Representative

As a middle name edit