Joseph J. Sullivan (vaudeville)
Joseph J. Sullivan was a blackface comedian and acrobat in New York.
He composed the song" Where Did You Get That Hat?" and first performed it in 1888.
It was a great success and he performed it many times thereafter.
Donnie Elbert
Donnie Elbert( May 25, 1936 – January 26, 1989) was an American soul singer and songwriter, who had a prolific career from the mid-1950s to the late 1970s.
His US hits included" Where Did Our Love Go?"( 1972), and his reputation as a Northern soul artist in the UK was secured by" A Little Piece of Leather", a performance highlighting his powerful falsetto voice.
Rolf Ingvar Semmingsen
Rolf Ingvar Semmingsen (August 13,1908 –May 1, 1979) was a Norwegian civil servant.
He was born in Stor-Elvdal in Hedmark, Norway.
He was the son of Martin Semmingsen (1875–1964) and Anne Strand (1874–1961).
Having graduated as cand.jur., he was hired as assistant secretary in the Norwegian Price Directorate ("Konkurransetilsynet") in 1940.
In 1946 he was promoted to assistant director under Wilhelm Thagaard.
He worked as director of the cooperative Coop NKL ("Norges Kooperative Landsforening") from 1949 to 1960, but returned to the Price Directorate to serve as director from 1961 to 1977.
In 1994 the Norwegian Price Directorate was restructured as the Norwegian Competition Authority.
He was married to historian Ingrid Semmingsen (1910-1995).
Benny Rubinstein
Benny Rubinstein is a former Israeli footballer who played in Maccabi Netanya and Hapoel Netanya, who now works in Real estate development.
http://www.haaretz.com/print-edition/real-estate/where-did-the-millions-go-1.302730
Benny's son, Aviram also played football for Maccabi Netanya.
Ingvar Bengtsson
Bengt Rolf Ingvar Bengtsson( 10 April 1922 – 6 April 2001) was a Swedish middle- distance runner.
He competed in the 800 m event at the 1948 Summer Olympics and 1950 European Athletics Championships and finished in fifth and fourth place, respectively.
Bengtsson won the national titles in the 800 m( 1948 – 50) and 4 × 1500 m relay( 1947 – 49) and held a world record in the relay.
Robert Paul Smith
Robert Paul Smith( April 16, 1915 – January 30, 1977) was an American author, most famous for his classic evocation of childhood," Where Did You Go? Out. What Did You Do? Nothing".
Andrew Allen (singer)
Andrew Allen( born 6 May 1981) is a Canadian- born singer- songwriter from Vernon, British Columbia.
He is signed to Sony/ ATV and has released 5 top 10 singles, and written and recorded many others, including" Where Did We Go?" with Carly Rae Jepsen.
He also records covers and posts them on YouTube.
Ron "Bumblefoot" Thal
Ronald Jay Blumenthal (born September 25, 1969), better known by his stage name Ron "Bumblefoot" Thal, is an American guitarist, songwriter, recording artist and producer.
He adopted his nickname from the bacterial infection of the same name, which he learned about while helping his wife study for her veterinary exams.
The name went from being just the name of an album, to the name of a record label, to a band name, to eventually his name as a solo artist.
He was one of two lead guitarists in Guns N' Roses from 2006 until 2014 and performed on their sixth studio album "Chinese Democracy".
He is currently the lead guitarist and vocalist for the band Asia, having joined in 2019.
Since the early 90s, he has released 10 CDs and a live DVD.
He has appeared as a guest performer on other albums and on numerous compilation CD's.
He has been the cover feature of GitarPlus magazine in Indonesia and has been featured in several foreign guitar magazines, as well as the subject of many print, radio and web interviews.
Over the past twenty years, he has also worked with numerous bands and artists as producer, engineer, writer, arranger, and performer.
He also writes TV jingles, theme songs, and background music.
Nancy Baron
Nancy Baron is an American rock singer who was active in New York City in the early 1960s, known for the singles" Where Did My Jimmy Go?" and" I've Got A Feeling".
Ingrid Semmingsen
Ingrid Elisabeth Semmingsen (29 March 1910 in Hamar, Hedmark – 31 May 1995) was a Norwegian historian.
Appointed as a professor at the University of Oslo in 1963, she was the first female professor of history in Norway.

Question: Where did Rolf Ingvar Semmingsen's wife graduate from?
Answer: University of Oslo