Misc: Complete the title of the Umberto Eco book 'The Name of the.....?

Questions

Which Australian was the only man to win the tennis Grand Slam twice?

Who married the Owl and The Pussycat?

In 1944 Gary ---------- [Paul Gadd] England, rocker (Rock & Roll Part II), born.?

In 1945 Nazi General Von ---------- surrenders to Russian Marshal Zhukov near Berlin.?

In 1945 V-E Day; Germany signs unconditional surrender, ---------- ends in Europe.?