Standard the commons library has just published a useful list with details of when a member has changed allegiance from one political party to another or decided to sit as an independent mp.
Mps who have crossed the floor.
Quentin davies crossed the floor from the opposition conservative party to the governing labour party in june 2007.
Some voters and riding association officials were angry that he crossed the floor so soon after the election.
In the last 15 years just three mps have moved from the official opposition to the governing party none have gone in the opposite direction.
Physically crossed the floor during a statement by prime minister boris johnson to join the liberal democrats.
He runs as a liberal in the 1957 election but is defeated.
History of floor crossing.
Tilly rolston british columbia progressive conservative mla crossed the floor to join the british columbia social credit party of w a c.
Mps who have crossed the floor.
If she runs for re election in 2019 under the banner of her new party history suggests that there is a good chance she will lose her seat despite the narrow margin between the two parties in the last election.
Maxime bernier left the conservatives to form his people s party of canada leona alleslev left the liberals for the conservatives and five mps who crossed.
In 2005 mps from both malawi congress party mcp and the united democratic front udf crossed the floor to the newly formed democratic progressive party dpp of president bingu wa mutharika.
The first mp to cross the floor was in august 1868 with nova scotia s stewart campbell and since then 274 mps have followed his footsteps.
Keith martin martin came to parliament hill as a member of the reform party in 1993 and when it ultimately became part of the canadian alliance made a bid for party leadership.
Suspended from the party over defying whip during vote against no deal brexit.
It s been a big month for floor crossers.
Ross thatcher co operative commonwealth federation ccf mp from saskatchewan leaves the party to sit as an independent.