Then, Mr. O’Sullivan, who has three children from previous relationships, realized that would cost him around 50,000 euros, or about $60,000, in inheritance taxes.
The fact that Ireland had recently approved same-sex marriage — the first country in the world to do so with a referendum — offered a solution. When 62 percent of voters supported same-sex marriage in 2015, the result was seen as emblematic of how much Ireland had changed since the days when the powerful Roman Catholic Church effectively outlawed sex outside marriage, to say nothing of gay love.
The pair consulted a lawyer, who advised that there was no reason under the marriage-equality law that two heterosexual men or women could not marry.
News of their intentions became public when Mr. Murphy called into a popular radio show last week about an unrelated matter. While he waiting to go on the air, he mentioned his marriage plans to a researcher. She informed the show’s host, Joe Duffy, who asked Mr. Murphy about it on air.
Reactions were overwhelming. “We have yet to get a single negative response to that story,” Mr. Duffy said.
Support came from unexpected places. Mr. O’Sullivan described taking his husband to light some candles at a Catholic church in the city center over the weekend. A nun, recognizing the two from coverage in the news media, introduced them to a 92-year-old priest and other retired members of the clergy who wanted to congratulate them.
Not that they wanted a church blessing, Mr. O’Sullivan confided. “Matt isn’t that religious,” he said. “He’s actually a Protestant. He just likes lighting candles in Catholic chapels.”
They may not be romantically in love, but the two men make a nice couple. Mr. Murphy, a slender, dapper man, uses a cane when he walks, with Mr. O’Sullivan solicitously supporting his elbow. While they sat outside a Dublin bar over the weekend so that the elder man could work through the half-pack of cigarettes he still smokes every…