* Dollar helped by strong U.S. housing and job data
* Euro rebounds as ECB keeps its policies steady
* Trump inauguration awaited for incentives
* China GDP due later in the day
By Yuzuha Oka
TOKYO, Jan 20 (Reuters) - The dollar held its gains on Friday as investors braced for U.S. President-elect Donald Trump to be sworn in, while the euro rebounded as the European Central Bank held policy steady.
The dollar index .DXY , which tracks the greenback against six major currencies, last stood at 101.17.
The index rose to 101.73 on Thursday on upbeat U.S. job and housing data, with homebuilding having rebounded sharply in December as a firming economy boosted demand for rental housing. The number of Americans filing for unemployment dropped unexpectedly to near the lowest levels in decades. are now awaiting the inauguration of Trump later on Friday for catalysts. Trump will be sworn in as the 45th president of the United States.
"The dollar could fall if Trump pushes forward his protectionist rhetoric in his inauguration speech," said Minori Uchida, chief FX analyst at Bank of Tokyo Mitsubishi UFJ.
"Some investors also expect more details on his policies, so the dollar could also slip if Trump does not mention any specifics."
The euro rebounded the previous day as the European Central Bank announced it would maintain its negative interest rate policy and continue its record pace of asset purchases to stimulate tepid growth. common currency had briefly dropped during the press conference of ECB chief Mario Draghi, who pointed to sagging inflation and the need for further monetary policy stimulus in Europe.
The euro EUR=EBS slipped to $1.0589 during Draghi's speech on Thursday, then rebounded as he noted no policy changes. The euro last stood at $1.0659.
The dollar held gains against the yen JPY=EBS and was last steady at 114.875. The greenback moved to a one-week high of 115.63 yen on Thursday, helped by the strong U.S. data and resulting rise in Treasury yields.
For immediate cues, Asian markets are waiting on a burst of China's data, including GDP, due later in the day. China is expected to report that its economy grew by a steady 6.7 percent in the fourth quarter, giving it a solid tailwind heading into a turbulent 2017.
The world's second-largest economy faces increased uncertainties from a cooling housing market and the government's bid to push through painful structural reforms.
(Editing by Shri Navaratnam)