Besides Knight and Ecclestone, Sophia Dunkley and Danni Wyatt are the other English cricketers who have signed up for the competition.
Beat England to reach maiden Women's T20 World Cup final in Cape Town on Friday.
England all-rounder Nat Sciver smashed a record-equalling half century before the bowlers put the struggling Indian batters under pressure to ensure an 18 run-win for the hosts via Duckworth-Lewis method in the rain-curtailed first T20I in Northampton.
Images from the Women's World Cup match between India and England, in Mount Maunganui, on Wednesday.
The Indian women's cricket team suffered a five-wicket defeat to England in the second T20 International, surrendering the series with a sixth straight loss in the shortest format.
Captain Harmanpreet Kaur leads a bunch of India players who have made rapid gains in the MRF Tyres ICC Women's ODI Player Rankings after some excellent performances that helped complete a 3-0 sweep over England in their ICC Women's Championship (IWC) series.
India's teen sensation Shafali Verma moved up a rung to regain her position at the top of the ICC Women's T20I rankings for batters while her opening partner Smriti Mandhana dropped a spot to fourth.
Mandhana (91 off 99 balls) literally drove and pulled her way before missing out on a deserving sixth WODI hundred by nine runs.
England women scripted a sensational recovery from a difficult position to register a consolation two-wicket win in the third and final ODI to prevent hosts India from completing a whitewash in the three-match series.
England women's cricketer Danielle Wyatt finally met India's batting sensation, Virat Kohli. The news makes headlines since following his match-winning knock against South Africa in the semi-finals of the World T20, Kohli received a surprise marriage proposal from Wyatt on Twitter!
India Women beat England by 16 runs in the third and final ODI to record their first clean sweep in this country.
All-rounder Sneh Rana showed nerves of steel by choking runs in the death overs as the India women's cricket team pipped hosts England by four runs to enter the final of the Commonwealth Games in Birmingham on Saturday.
Call it destiny or design, Goswami's last hurrah is taking at Lord's.
Defending champions England huffed and puffed to a one-wicket victory over hosts New Zealand in a league stage match to keep their semi-final hopes alive at the ICC Women's World Cup, in Auckland, on Sunday.
India opener Smriti Mandhana has jumped three places to reach a career-best third position in the latest ICC Women's T20I Player rankings released on Sunday.
India would like to keep the winning momentum going and maintain its stay in the top four
The T20 Challenge, to be played during the IPL play-offs, will begin with last year's finalist Supernovas taking on Velocity in the opening game.
Chasing just 48, Trailblazers lost their first wicket in the fourth over as Smriti Mandhana (6) was sent back to the pavilion by Leigh Kasperek.
"No words can do that game justice! What a game of cricket! Congratulations @englandcricket .. you deserve it!"
India defeated England by eight wickets to record a consolation win in the women's T20 tri-series
The much-hyped women's exhibition IPL T20 match between Supernovas vs Trailblazers witnessed an exciting finish but failed to attract sizeable crowd at Mumbai's Wankhede stadium on a sultry Tuesday afternoon despite the presence of the world's top women cricketers.
Mithali Raj's Velocity overcame some anxious moments late in the innings before registering a three-wicket victory over Trailblazers to keep their hopes alive in the inaugural Women's T20 Challenge, in Jaipur, on Wednesday.
While Paranormal Activity 4 is doing better at the box office, Sinister is the better reviewed film.
Skipper Meg Lanning's blazing knock helped Australia reach a record total before Megan Schutt led a brilliant bowling performance to beat arch-rivals England by 57 runs in the final of the women's T20 tri-series.
Australia won their seventh ICC Women's Cricket World Cup with a 71-run victory over England in Christchurch.
The cost cutting measures taken by companies to tackle economic crisis, have sharply eroded morale and commitment of their employees, especially of the top performers, a study by Watson Wyatt says.
These are tough times for employees not just because there is uncertainty over jobs but doubts have surfaced about their long-term benefits. A survey has shown that 32 per cent of superannuation benefits of top 100 listed companies are unfunded.
The ECB has been trying to convince both the BCCI and the Cricket South Africa to agree to play a tri-series later this year but nothing has been finalised as yet.
Foreign pension funds are making a beeline for India despite the turmoil in global markets.
A desperate Indian women's team would aim to snap its five-match losing streak in the second T20 International against England, in Guwahati, on Thursday.
Supernovas could not defend their modest 126 for eight in the opening match of the Women's T20 Challenge.
Workforce participation rates are twice as high for Chinese women as they are for Indian women.
Captain Harmanpreet Kaur struck an unbeaten 42 following a fine bowling performance to set up India's thrilling five-wicket win over England in the first match of the women's triangular T20 International series, in Canberra, on Friday. Indian spinners -- Rajeshwari Gayakwad (2/19), Deepti Sharma (2/30)and left armer Radha Yadav (1/33) -- restricted England to 147 for seven in stipulated 20 overs, while right-arm medium pacer Shikha Pandey (2/33) accounted for two at the Manuka Oval.
India level series as England pressed self destruct button towards end
India women couldn't have asked for a better start to the series, defeating World champions England by 66 runs in the opener at the Wankhede Stadium on Friday.
The hosts cannot afford to take England lightly, as the visiting team boasts of some of the big names in women's cricket.
Sushma Verma (34) and Sune Luus (37 not out) were main contributors in Velocity's successful chase.
Smriti Mandhana-led IPL Trailblazers compete against IPL Supernovas, to be captained by Harmanpreet Kaur.
India will be looking to erase the memories of a heart-breaking World Cup final defeat last year when they take on England in the semi-finals of the ICC Women's World T20 on Friday morning (IST).
The star couple welcomed their first child, a daughter, in October last year.