The appointment is set to be confirmed at a press conference in London.
"I'll focus 100% on the Lions for those 12 months and then hopefully have an opportunity to go back to New Zealand and pick up something and then take it from there".
Previously he has taken a sabbatical from his Wales duties to dedicate himself to the Lions but now he would be free from any distractions from when the World Cup ends on 2 November.
Come 2021, Gatland would have been away from Wales for nearly two years as he moves on after the World Cup this year.
Should he achieve that feat, Gatland will be the first Lions coach to claim three unbeaten tours over the southern nations.
Speaking to the Lions website, Gatland said he is "honoured" to take on the role once again.
"The challenge for me as a head coach is to go undefeated in Test series".
The Lions' last series victory against the Springboks came in 1997, also under McGeechan, when the host nation were world champions.
Boris Johnson takes lead in race for British prime minister
Candidates needed at least 17 votes to go through to the second round, with anyone below the threshold automatically eliminated. The two will then face the second phase of the election, in which over 1.2 lakh members of the party will vote.
It will be an eight-match tour, three of them being tests.
"And to think about the possibility of leading the Lions in South Africa, I know it's going to be tough, a real rugby hotbed in terms of going over there, and the Lions in the past have always found it quite hard, how physical and passionate they are".
"But one thing of reflecting back was the hospitality we had and the atmosphere of the games was incredible".
Warren Gatland has emphatically dismissed replacing Eddie Jones as England coach as he plans to return home and work in New Zealand after leading the British and Irish Lions to South Africa in 2021. "Alun Wyn Jones comes to mind at the moment, Owen Farrell too".
"I've been extremely privileged to have the honour of being involved with the Lions, this will be my fourth tour, and I'm so thankful to have been given the opportunity".
"They are the sort of players you would talk about".
"Then potentially you could go into extra time". If I was able to achieve that, and the squad were able to achieve that, it would be something pretty special.
Tens of thousands of fans are likely to travel to South Africa as Lions tours have developed into a huge pilgrimage over the last 20 years or so, red-clad fans usually outnumbering home fans.
The new ROG phone will also feature exclusive gaming software optimization from Tencent Games for a more immersive experience. The only other smartphones that have managed to launch so far with a 120Hz display are the Razer Phone and the Razer Phone 2.
This decision was taken after in 2017, two Beluga (species is included in the "Red book") died at the aquarium. There are plans for seven of the belugas to be sent to aquariums in Spain and the United States, however.
Portrayed by Ewan McGregor , the adult Danny is an alcoholic whose attempt to get sober reawakens his dark gifts. Macy added: "In a very real sense, we're standing on the shoulders of literary and cinematic giants".
The deceased include a 41-year-old woman from Pennsylvania and a Maryland couple who were found dead in their hotel room. A heart attack was ruled as the cause of death, but Corcoran said she is not aware of an autopsy being performed.
She also quietly bankrolled a successful campaign to free 17 federal inmates serving life sentences for low-level drug crimes. Keeping up her track record of Very Good Suits, today's look included a strong-shouldered teal jacket with wide lapels.
There'll be four deluxe editions of the album available at Target with different content in each, she reported in her video. A couple months ago, she released "ME!" You need to calm down - Taylor Swift officially announced her new album.
Reuters reports that one Chernobyl tourist agency has seen a 40 percent increase in bookings since the show aired on TV. Mazin Tweeted "If you visit, please remember that a awful tragedy occurred here".
If Mexico were designated "a safe third country", those crossing its southern border would have to seek asylum and settle there. However, that centrepiece of the deal was settled in December and not a result of the recent 5 percent sanctions threat.
Additionally, the system will allow five players to play together using a multitap peripheral that will be sold separately. Konami has yet to announce a date or price on the Turbografx-16 Mini.
Warriors’ Klay Thompson suffers torn ACL in loss to Toronto
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Warriors' Thompson tore ACL in Game 6, agent says
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Tensions surge as USA accuses Iran of attacking tankers
Japanese Prime Minister Shinzo Abe was visiting Tehran when Thursday's attacks occurred, carrying a message for Iran from Trump. The ship had loaded a cargo of naphtha in Abu Dhabi and was bound for Taiwan, a company official said.
Rickie Fowler happy with U.S. Open start
It seemed like the majority of the guys were under par through the first seven holes, and then nobody was making hay after that. Open. "Careful what you wish for, because I think we're going to see it come the weekend", McDowell said.
PM Imran arrives in Kyrgyzstan to attend 19th SCO meeting
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Mom finds man secretly living in attic above daughter’s bedroom
Police say they had to use an "electronic control device" to take Castro out of the home due to him allegedly resisting arrest. He was charged with aggravated criminal trespass, and his initial court appearance is set for August, according to the report.
Huawei Scraps A Product Launch Following US Trade Blacklist
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