Jackson represented England in the 1954
England–Scotland girls match at West Kilbride and then won the subsequent
Girls Amateur Championship, beating Dolores Winsor at the 20th hole of the final. Jackson had holed a 4-yard putt at the 18th hole to take the match to extra holes. In 1955, Jackson made her debut in the
Women's Home Internationals at
Royal Portrush, and the following week reached the semi-finals of the
Ladies' British Open Amateur Championship, losing 3&2 to
Jessie Valentine. Jackson was selected as part of a British women's team that toured Australia and New Zealand in the second half of 1955. Because many of the senior players were unavailable, the team turned into a team of five juniors, aged between 18 and 21. The tour was such a success that the team was awarded the Association of Golf Writers trophy, the first time a team had won the award. Jackson was not included in the 1956
Curtis Cup team, which was announced at the end of March, being selected as first reserve. In August she won the German open championship, beating
Jacqueline Gordon 8&7 in the final. The following month she won the
English Women's Amateur Championship at Hunstanton, beating
Ruth Ferguson 2&1 in the final. In October 1957 she make her debut for a British team, playing against Belgium and then, a few days later, against France in the
Vagliano Trophy. In 1958, Jackson was not in the original team of seven selected for the
Curtis Cup at
Brae Burn Country Club, being first reserve. However,
Philomena Garvey withdrew in protest against the Union Jack, the national flag of the United Kingdom, being the sole emblem on the team team blazers, and Jackson gained a place.
1958 Curtis Cup was tied, with Britain retaining the cup as the previous holders. Jackson lost both her matches. Later in 1958 she reached the final of the
English Women's Amateur Championship at Formby, losing 3&2 to
Angela Bonallack. In 1959, she played for Great Britain in the first edition of the
Commonwealth Trophy at St Andrews. Later in the year she was runner-up in the
Spalding Women's Open Stroke Play at
Worthing, a stroke behind of
Elizabeth Price, having led for much of the event. Jackson was not chosen for the
1960 Curtis Cup team, which was announced in early April, being selected as first reserve as she had been in 1956 and 1958. Later in 1960, with
Michael Burgess, she won the
Worplesdon Mixed Foursomes beating
Veronica and
John Beharrell in the final. In early 1962, with
Jean Anderson, she won the
Kayser Bondor Foursomes. In 1963 she won the
Astor Prince's Trophy by three strokes from
Angela Bonallack. In 1964, Jackson reached the semi-finals of the
English Women's Amateur Championship at Royal Lytham, losing by one hole to
Mary Everard. She was selected for
Curtis Cup team at
Royal Porthcawl, the first to have two sets of 18-hole matches. She played with
Susan Armitage in both sets of the foursomes matches, losing both matches. In the singles she beat
Carol Sorenson but lost to
Peggy Conley. The contest was much closer than that in 1962 with the teams level at the start of the final round of singles matches. Two weeks later Jackson reached the final of the
Ladies' British Open Amateur Championship at
Prince's, losing to Carol Sorenson at the 37th hole. Jackson had missed a 5-foot putt at the previous hole that would have won the match. She played for England in the
1964 Espirito Santo Trophy, when the four home nations competed separately. In 1965, she again reached the semi-finals of the
English Women's Amateur Championship, played at Whittington Barracks, losing 2&1 to
Gillian Cheetham. Later in the year she was runner-up in the
Astor Prince's Trophy, 8 strokes behind
Marley Spearman. Playing with
Vivien Saunders, Jackson won the 1967
Avia Foursomes, She reached the semi-finals of the English championship at Alwoodley, but lost at that stage for the third time in four years, this time to
Margaret Pickard. Later in 1967 she played for Great Britain in the
Commonwealth Trophy in Canada and made her final appearance for Great Britain & Ireland in the
Vagliano Trophy. The team stayed in Canada after the Commonwealth Trophy to compete in the
Canadian Women's Amateur, which Jackson won, beating
Marilyn Palmer in the final at the 37th hole. Jackson made her final appearance in the
Curtis Cup in 1968 at
Royal County Down. She was not selected for either of the foursomes sessions. In the singles she halved her match against
Peggy Conley and lost to
Phyllis Preuss. The team led after the first day but the United States had the better of the second day and won by three points. In three Curtis Cup contests, she won one match, lost six and halved one. In 1987, Jackson was runner-up in the
Ladies' Senior British Open Amateur Championship at Copt Heath, four strokes behind
Odile Semelaigne. Jackson was also a golf administrator. She was chair of the
English Ladies Golf Association in 1971 and President from 1993 to 1995. She was President of the
Ladies Golf Union from 1998 to 2001 and became an Honorary Vice-President in 2003. She was the captain and also the selector of a number of British and English teams. ==Personal life==