Bertha Mildred Thompson (married name Walker, 25 October 1876 – 8 December 1953) was an English amateur golfer.

She won the 1905 Womens Amateur Championship at Royal Cromer and reached the final the following year.

The official Home Internationals started in 1905 and although she played in the event six times, she was only in the winning team once, in her final appearance in 1911.

Thompson played in the 1897 Womens Amateur Championship at Gullane, representing the Beverley and East Riding club.

Thompson, representing the Scarborough club, beat Mrs. Hezlet, the mother of the famous sisters, 8&6 in the first round.

[4] Thompson traveled to Ireland to play in the 1899 championship at County Down but lost in the first round to Lottie Dod.

[8] She beat Jessie Magill and Maud Titterton on the second day but lost again to Issette Pearson, at the last-16 stage, on the final hole.

[9][10] In 1902, at Royal Cinque Ports, a Scottish team competed for the first time in the international matches.

[11] The following day England beat Scotland, Thompson halving her match with Molly Graham.

[16][17] Thompson struggled in the early rounds of the championship, winning her opening two matches at the 21st and 20th holes.

It saw the inaugural Women's Home Internationals, teams competing for the Miller challenge trophy.

Thompson lost both her matches in the Home Internationals, to Dorothy Campbell and May Hezlet, England again finishing runners-up to Scotland.

[38][39] In the championship she beat Hilda Mather in the last-16, at the final hole, but lost 3&2 to Florence Hezlet in the quarter-finals.

[40] Thompson was selected for the home internationals in 1910, but withdrew, and then lost at an early stage in the championship.

Thompson beat Mabel Harrison but lost to Elsie Grant Suttie, in her final appearance in the internationals.