He celebrated the goal by putting the ball under his jersey and sucking his thumb and then making the announcement in a post match interview.
“It’s 12 or 13 weeks – we’ve found out we’re pregnant, or my wife is pregnant, so it’s fantastic that hopefully we can welcome a little girl into our world,” he said.
Wood is currently in career-best form with Forest, scoring 19 goals this season, the fourth most in the Premier League this season.
With five games remaining this season, Forest are in a five-way battle to claim three Champions League spots for next season.
Last month, he helped the All Whites qualify for the World Cup for the first time since 2010.
Forest are back in action on Monday, as they host Manchester City in the semifinals of the FA Cup.