It was announced shortly before kick-off that Australia's captain and all-time record goalscorer Sam Kerr, left, would miss her team's first two matches ©Getty Images

Photo gallery

A second-half penalty from Steph Catley, right, ensured Australia started their home FIFA Women's World Cup with a 1-0 win against Ireland ©Getty Images
A second-half penalty from Steph Catley, right, ensured Australia started their home FIFA Women's World Cup with a 1-0 win against Ireland ©Getty Images
Ireland are one of eight teams making their FIFA Women's World Cup debut at the expanded tournament in Australia and New Zealand ©Getty Images
Ireland are one of eight teams making their FIFA Women's World Cup debut at the expanded tournament in Australia and New Zealand ©Getty Images
Record ticket sales have been reported for the FIFA Women's World Cup, and Australia's opener against Ireland was played in front of a sold-out Stadium Australia in Sydney  ©Getty Images
Record ticket sales have been reported for the FIFA Women's World Cup, and Australia's opener against Ireland was played in front of a sold-out Stadium Australia in Sydney ©Getty Images
New Zealand's Hannah Wilkinson, centre in black, netted the first goal of the FIFA Women's World Cup in her side's 1-0 victory over Norway in Auckland ©Getty Images
New Zealand's Hannah Wilkinson, centre in black, netted the first goal of the FIFA Women's World Cup in her side's 1-0 victory over Norway in Auckland ©Getty Images
Wilkinson's goal earned New Zealand their first FIFA Women's World Cup victory on their sixth appearance  ©Getty Images
Wilkinson's goal earned New Zealand their first FIFA Women's World Cup victory on their sixth appearance ©Getty Images
An Opening Ceremony preceded the first match of the Women's World Cup between New Zealand and Norway  ©Getty Images
An Opening Ceremony preceded the first match of the Women's World Cup between New Zealand and Norway ©Getty Images
The Opening Ceremony sought to honour New Zealand's Māori culture and Australia's First Nations people ©Getty Images
The Opening Ceremony sought to honour New Zealand's Māori culture and Australia's First Nations people ©Getty Images
A moment's silence was held prior to kick-off between New Zealand and Norway to honour the two people shot dead in Auckland earlier in the day ©Getty Images
A moment's silence was held prior to kick-off between New Zealand and Norway to honour the two people shot dead in Auckland earlier in the day ©Getty Images
Players and spectators also observed a moment's silence in Sydney prior to the match between Australia and New Zealand ©Getty Images
Players and spectators also observed a moment's silence in Sydney prior to the match between Australia and New Zealand ©Getty Images