O Tannenbaum the faithless maiden of the folk song. This was changed to ' (green) at some point in the 20th century, after the song had come to be associated with Christmas. The tune is an old folk tune attested in the 16th century. It is also known as the tune of "" and of "". Below is the tune with the original German lyrics of the first verse: <score vorbis="1"> » </score> The tune has also been used (as a contrafactum) to carry other texts on many occasions. Some notable uses include: O Tannenbaum "" (; "O fir tree", English: "O
Leonard M. Tannenbaum Leonard M. Tannenbaum Leonard M. Tannenbaum (born 1971) is the founder and chief executive officer of Fifth Street Asset Management. He also founded the pro-business political action committee "Keeping America Competitive". Tannenbaum was born to a Jewish family, the son of Adele Fuchsberg and Calvin M. Tannenbaum. His father and was a managing partner of Brecher, Fishman, Feit, Heller, Rubin & Tannenbaum, a law firm in New York; his mother was a district administrator for the Nassau County Board of Cooperative Educational Services and exile from Cuba. He graduated with a BS in economics and an MBA in finance as