He watched elder brother get dumped out by Sam Querrey earlier this week as the Murray men's singles dream ended.
But Jamie, 15 months older at 31, ensured there would be reason for family cheer by taking mixed doubles glory.
He teamed up with Martina Hingis, who won the women's title 20 years ago aged 16, to beat defending champions Heather Watson and Henri Kontinen in straight sets today.
The pair hadn't dropped a set all tournament and they ensured they would play the perfect tournament by winning 6-4 6-4 in 1hr 11mins.
Jamie Murray and Martina Hingis were the No1 seeds at the start of the tournament
Heather Watson and Henri Kontinen were aiming to defend their mixed doubles title
Victory for Murray comes 10 years after he tasted mixed doubles success with Jelena Jankovic.
It also ensured there would be a British winner at Wimbledon again – 12 months on from Andy taking singles glory.
It means Jamie has now won four Grand Slam trophies – the other two coming in the men's doubles at the Australian Open and US Open in 2016.
Murray said: "I forgot what it felt like [the win 10 years ago] so this was pretty sweet.
Wimbledon winners through the years Sun, July 16, 2017
Express Sport takes a look back at all those players who have won at WImbledon over the years.
Play slideshow Getty Images 1 of 50
Get Quotes on Home Insurance
2017 – Garbine Muguruza
"I have to say a huge thanks to Martina for playing with me. I wasn't going to play and I wouldn't be standing here now if it wasn't for her.
"She text him and it was an easy decision to play with her. She's been an amazing player all week.
"A lot of guys in the locker room would be jumping at the chance [to partner Hingis]."
Asked if they'd be back to defend the title, Hingis said: "I hope so. We have the next Grand Slam coming up [the US Open] and we'll have to talk about that."