As the Out4Marriage campaign gains momentum in the UK, with a various celebrities and politicians coming out in support of changing the law to allow gay couples to marry, Apple has added what are believed to be gay and lesbian couple icons to iOS 6.

The new emojis, identified by Gizmodo, appear in the relationship-related section and show a hetrosexual couple holding hands, as well as a couple with a son, and then two men holding hands, and two women holding hands.

Apple has expanded emojis in iOS 6. Emojis are picture characters used like emoticons such as ;). They are popular in Japan and catching on elsewhere.