The United Kingdom was represented at the Eurovision Song Contest 1963 with the song "Say Wonderful Things", composed by Philip Green, with lyrics by Norman Newell, and performed by Ronnie Carroll. The British participating broadcaster, the British Broadcasting Corporation (BBC), selected its entry through a national final. In addition, the BBC was also the host broadcaster and staged the event at the BBC Television Centre in London, after the winner of the , (RTF) from , opted not to host the event. Carroll had already represented the United Kingdom at the previous contest.
Before Eurovision
A Song for Europe 1963
The British Broadcasting Corporation (BBC) held a national preselection to choose the song that would go to the Eurovision Song Contest 1963. It was held on 24 February 1963 and presented by David Jacobs.
{| class="wikitable sortable plainrowheaders" style="margin: 1em auto 1em auto"
|-
!
! Artist
! Song
! class="unsortable" | Points
! Place
|-
! scope="row" style="text-align:center;" | 1
| Anne Shelton
| "My Continental Love"
| align="center" | 9
| align="center" | 4
|- style="background:gold; font-weight:bold;"
! scope="row" style="text-align:center;" | 2
| Ronnie Carroll
| "Say Wonderful Things"
| align="center" | 33
| align="center" | 1
|-
! scope="row" style="text-align:center;" | 3
| Barry Barnett
| "If You Ever Leave Me"
| align="center" | 20
| align="center" | 2
|-
! scope="row" style="text-align:center;" | 4
| Johnny Towers
| "This Kind of Love"
| align="center" | 5
| align="center" | 6
|-
! scope="row" style="text-align:center;" | 5
| Maureen Evans
| "Pick the Petals"
| align="center" | 17
| align="center" | 3
|-
! scope="row" style="text-align:center;" | 6
| Vince Hill
| "A Day at the Seaside"
| align="center" | 8
| align="center" | 5
|-
! scope="row" style="text-align:center;" | 7
| Jimmy Justice
| "The Little Cracked Bell of San Raquel"
| align="center" | 4
| align="center" | 7
|}
At Eurovision
"Say Wonderful Things" won the national and went on to come 4th in the contest.
In addition to hosting the national final, David Jacobs provided the BBC TV commentary at the Eurovision final. The BBC appointed Nicholas Parsons as its spokesperson to announce the British jury's votes.
Voting
{| class="wikitable"
|-
|+ Points awarded to the United Kingdom
|-
! scope="col" width="20%" | Score
! scope="col" | Country
|-
! scope="row" | 5 points
|
|-
! scope="row" | 4 points
|
|-
! scope="row" | 3 points
|
|-
! scope="row" | 2 points
|
|-
! scope="row" | 1 point
|
|}
{| class="wikitable"
|-
|+ Points awarded by the United Kingdom