Lusaka beat Wiper's Farah Maalim
Mr Lusaka garnered 42 votes out of 67 votes cast in the just concluded second round elections after the first contest failed to raise the required numbers for him to be the speaker of the Senate.
Wiper's Farah Maalim came second with 25 votes. Mr Farah decamped from ODM in the run up to the general elections.
On Wednesday, president Uhuru Kenyatta had proposed Mr Lusaka for the position.
In the first round of the polling, however, Mr Lusaka garnered 40 votes, falling behind the expected thresholds of at least 45 votes to be the Speaker of the upper house.
Meanwhile in the first round, these were the results.
Senate speaker election results round 1
1. Kenneth Lusaka: 40 votes
2. Farah Maalim: 23 votes
3. David Ekwe Ethuro: 2 votes
4. Ribari paul Kichuke: 1 vote
Spoilt votes 1 vote
Mr Lusaka lost in the just concluded elections to Ford Kenya's Wycliffe Wangamati. Lusaka is affiliated to Jubilee party led by President Uhuru Kenyatta.