1938 – Born in the Ukraine on the 31st of May.
1959 – Yarrow received a Bachelor of Arts in psychology from Cornell University.
1960 – He began singing with Mary Travers in December when Noel "Paul" Stookey joined them, they chose the name "Peter, Paul and Mary" for their folk trio.
1970 – He pleaded guilty to taking "immoral and improper liberties" with a 14-year-old girl.
2000 – In December, Yarrow’s Larrivee acoustic guitar was stolen while on an airplane flight.
2005 – In February, Yarrow was invited by the Anderson, Indiana Chamber of Commerce to perform a concert.
2007 – On the 28th of March, Yarrow was involved in a strange incident in Washington, D.C. Yarrow.
– On the 14th of April, Peter Yarrow cancelled a Monday event to appear at Bexley High School after several Bexley parents contacted district officials regarding Yarrow’s 1970 guilty plea to taking "immoral and improper liberties" with a 14-year old girl.