I descend from Thomas Hosack, born 1713 in Perth Scotland. He married a Mary ?. I have from my family records only two sons, Henry and John.Henry, born in 1750 in Perth Scotland and died 6-10-1814. He married Martha McCleary, born 2-15-1742 or 1759? (big difference) They lived in Adams Co. Pa.Henry and Mary had 16 children- 1.Thomas (whom I descend from) 2.Mary, 3.William, 4.Margaret, 5.Henry, 6.Martha, 7.Elizabeth, 8.David, 9.Jane, 10.Sarah, 11.John, 12.James, 13.Anna, 14.Hanna, 15.Rebecca, 16.Alexander. Thomas (whom I descend from) was born in 1777 in Adams Co. Pa. Later moved to Mercer Co. Pa. He married Margaret Johnston 4-26-1809. They had 10 children- 1.Henry, 2.James, 3.Thomas, 4.William, 5.Elizabeth, 6.Martha, 7.Jane (whom I descend from), 8.Nancy, 9.Mary, 10.Margaret. Thomas, the one born in 1777 served in the War of 1812 as Lt. Col. in the 134th regiment. His daughter, Jane, born 5-18-1817, died 4-11-1872, married Isaac Downs, 9-30-1839.Isaac was born, 9-4-1811, died, 6-23-1863. They moved to Logan Co. Ohio where they are buried. Hope this helps.