- On 1975-04-11, Andy Summers performed in Kevin Coyne's band at the Handelsbeurs in Antwerp, Belgium.
- On 1976-04-11, Andy Summers performed in Kevin Coyne's band at the New London Theatre in London, England, UK.
- On 1977-04-11, The Police performed at Top Of The World in Stafford, England, UK.
- On 1978-04-11, Stewart Copeland discussed the Klark Kent promotion campaign with Nick Jones and recorded with his Revox machine at home in London, England, UK.
- On 1979-04-11, The Police arrived in London at 11:00am local time.
- On 1980-04-11, The Police performed at Nuevo Pabellón Club Juventud de Badalona in Barcelona, Catalunya, Spain.
- On 1985-04-11, Sting was recording The Dream Of The Blue Turtles at Eddy Grant's Blue Wave Recording Studio in St.Philip, Barbados.
- On 1986-04-11, Sting performed at the Boondall Centre in Brisbane, Australia.
- On 1989-04-11, Sting and Chief Raoni started their "world tour" to save the rainforests in Paris, France - meeting Francois Mitterand.
- On 1992-04-11, Sting started recording It's Probably Me in New York, NY, USA.
- On 1993-04-11, Sting cancelled a concert at the Verona Arena in Verona, Italy.
- On 1995-04-11, Andy Summers performed at the Teatro Minascentro in Belo Horizonte, Brazil.
- On 1996-04-11, Sting rehearsed for tomorrow's Rainforest Benefit in a studio near 5th Avenue in New York, NY, USA.
- On 1999-04-11, Sting and Trudie Styler attended the premiere of the play "Marlen" in New York, NY, USA.
- On 2000-04-11, Sting performed at the Theater at Madison Square Garden in New York, NY, USA.
- On 2001-04-11, Stewart Copeland and the other Oysterhead members recorded The Grand Pecking Order at The Barn in Vermont, USA.
- On 2002-04-11, Sting and Trudie Styler attended "NRDC's 4th Annual Forces For Nature Gala Event" in New York, NY, USA (where Trudie is honoured).
- On 2005-04-11, Sting performed at Delta Center in Salt Lake City, UT, USA.
- On 2007-04-11, The Police rehearsed at Sting's home Il Palagio in Figline Valdarno, Italy.
- On 2010-04-11, Henry Padovani took a train from Strasbourg to Paris, France.
- On 2012-04-11, Stewart Copeland attended the Meadows Percussion Ensemble's performance of The Gene Pool and Mikrokosmos in Dallas, TX, USA.
- On 2013-04-11, Sting performed in New York, NY, USA - while Stewart Copeland worked at the Sacred Grove in Los Angeles, CA, USA.
- On 2014-04-11, Sting and Trudie Styler were guests on the TODAY TV show at the Rockefeller Plaza in New York, NY, USA - while Stewart Copeland was interviewed in Los Angeles, CA, USA.