Jacqueline Fernandez became the brand ambassador of Delhi Dynamos, the first Indian Football Club.

Explanation:
Jacqueline Fernandez, a Bollywood actress, has been appointed as the brand ambassador of Delhi Dynamos, which is the first Indian Football Club. This move is aimed at promoting and popularizing football in India, as well as increasing the fan base of the Delhi Dynamos team.

Reasons for choosing Jacqueline Fernandez as the brand ambassador:
- Popularity: Jacqueline Fernandez is a well-known and popular Bollywood actress who has a large fan following. This makes her a suitable choice to represent the Delhi Dynamos team and attract more fans to the sport of football.
- Youth appeal: Jacqueline Fernandez is known for her youthful and energetic persona, which resonates well with the target audience of the Delhi Dynamos team. This can help in creating a connect with the younger generation and encouraging them to support the team.
- Fitness enthusiast: Jacqueline Fernandez is also known for her fitness regime and active lifestyle. This aligns well with the values of sports and can inspire people to take up football as a form of exercise and recreation.
- Social media influence: Jacqueline Fernandez has a strong presence on social media platforms like Instagram and Twitter. By leveraging her social media following, the Delhi Dynamos team can reach a wider audience and create more awareness about the sport and the team.
- Brand collaborations: Jacqueline Fernandez has previously collaborated with various brands and has been the face of multiple advertising campaigns. Her association with the Delhi Dynamos team can attract more sponsors and partners for the team, thus boosting its financial stability and growth.

Conclusion:
By appointing Jacqueline Fernandez as their brand ambassador, Delhi Dynamos aims to increase the popularity and fan base of the team. Jacqueline's popularity, youth appeal, fitness enthusiast persona, social media influence, and brand collaborations make her a suitable choice for this role. Her association with the team is expected to create more awareness about football in India and encourage more people to actively participate in the sport.