Henry Augustus Siebrecht
Henry Augustus Siebrecht( 1849 – June 19, 1934) was a German immigrant to America who used his early horticultural training to become one of the top floral designers and horticulturalists in the United States.
Siebrecht is credited with having been the first florist to grow lilies of the valley in the winter in a greenhouse process he introduced in 1889.
He was also credited with bringing the orchid into commercial use, which he introduced into wedding bouquets in the 1870s, and bringing Japanese and Chinese ginkgo trees into popularity.
Samuel Alexander Stewart
Samuel Alexander Stewart( 1826, Philadelphia – 1910) was an American Irish botanist and geologist.
Sam Reid (footballer, born 1872)
Samuel Alexander Reid( born 17 June 1872) was an Australian rules footballer who played with Carlton in the Victorian Football League( VFL).
Henry Augustus Marshall
Henry Augustus Marshall( c.1776 – 23 January 1841) was a British colonial administrator in British Ceylon.
Samuel Kirk
Samuel Alexander Kirk( 1904–1996) was an American psychologist and educator, who is best known for coining the term learning disability.
Henry Augustus Wise
Henry Augustus Wise( May 24, 1819 – April 3, 1869) was an author and United States Navy officer.
Samuel N. Alexander
Samuel Nathan Alexander( February 22, 1910 in Wharton, Texas – December 9, 1967 in Chevy Chase, Maryland) was an American computer pioneer who developed SEAC, one of the earliest computers.
Henry Augustus Sims
Henry Augustus Sims( 1832 – 1875) was a Philadelphia architect of the 19th century.
Sam Muggleton
Samuel Alexander Muggleton( born 17 November 1995) is an English professional footballer who plays as a defender or midfielder.
He was last contracted to Chesterfield.
Samuel Alexander
Samuel Alexander (6 January 1859 – 13 September 1938) was an Australian-born British philosopher.
He was the first Jewish fellow of an Oxbridge college.

Question: Are Henry Augustus Siebrecht and Samuel N. Alexander both from the same country?