[2][3] She played singles in the Wightman Cup in 1954, losing to Doris Hart and Maureen Connolly, and doubles in 1953 with Angela Mortimer, in 1957 with Ann Haydon, and in 1958 with Pat Ward, the year Britain won for the first time since 1930.

[3] In America, playing with Helen Fletcher, she reached the semifinals of the US nationals, the finals of the Eastern and Essex tournaments and won the Maidstone.

In 1955, she won the Pierre Gillou doubles with Susan Partridge Chatrier, beating Pat Ward and Angela Buxton, and the Scandinavian Covered Courts with Angela Mortimer with whom she lost the final of the British Hard Courts championships to Shirley Bloomer Brasher and Pat Ward Hales, a result triumphantly reversed in the Wimbledon final later in the year.

She won the doubles and mixed with Pat Ward Hales and Billy Knight in the British Covered courts championships at the end of the year.

In 1956, she again won the Pierre Gillou doubles with Chatrier and the Scandinavian with Angela Mortimer, beating Althea Gibson and Joan Johnson.

She also won the doubles at the Northern Manchester with Dorothy Knode, beating Angelas Buxton and Mortimer and Thelma Long and Betty Pratt.

[3] In 1959 she and Susan Partridge Chatrier reached the quarterfinals at Wimbledon, losing rather easily to eventual champions Darlene Hard and Jeanne Arth.

That year Shilcock also won the German Covered Courts title, beating Thelma Long and Christiane Mercelis (who had beaten Pat Ward).

In 1954, she beat Angela Mortimer in straight sets to reach the semifinals, where she only lost in a three-set match to Shirley Fry.