Smalldon finished in second place in the 1950 PGA Assistants' Championship, 7 shots behind the winner, Harry Weetman.

[3] Smalldon won his first Welsh Professional Championship in 1953 at Tenby, beating Finlay Morrison by 1 stroke.

[4] He tied with Harry Gould in the 1954 Welsh Professional Championship at Holyhead but lost by 5 strokes in the 36-hole playoff.

In June he won his third Welsh Professional Championship, beating Harry Gould by 3 strokes at Newport.

[9] The following day he led the Welsh section qualifying for the British PGA Matchplay Championship, 6 shots ahead of the field.

[10] In late August he and his partner, Dai Rees, won the Sherwood Forest Foursomes Tournament.

[11][12] Smalldon, Kemp and Morris were the three qualifiers from the Welsh section of the PGA and were travelling to play in the final knock-out stage of the British PGA Matchplay Championship at Royal Birkdale Golf Club near Southport which started on 9 September.