The 2017 Aegon Southsea Trophy was a professional tennis tournament played on outdoor grass courts. It was the first edition of the tournament and was part of the 2017 ITF Women's Circuit. It took place in Southsea, United Kingdom, on 26 June–2 July 2017.

Country	Player	Rank1	Seed
ROU	Irina-Camelia Begu	68	1
SUI	Viktorija Golubic	71	2
POL	Magda Linette	75	3
RUS	Ekaterina Alexandrova	76	4

• ¹ Rankings as of 19 June 2017.

The following players received a wildcard into the singles main draw:

• Katie Boulter
• Laura Robson

• Tatjana Maria def. Irina-Camelia Begu, 6–2, 6–2

• Shuko Aoyama / Yang Zhaoxuan def. Viktorija Golubic / Lyudmyla Kichenok, 6–7^(7–9), 6–3, [10–8]

• 2017 Aegon Southsea Trophy at ITFtennis.com
• Official website